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210023310033131 = 71571093917469971
BaseRepresentation
bin101111110000001111011100…
…110010100000000011101011
31000112122000212120210200111012
4233300033130302200003223
5210012010214332030011
62022403213205254135
762144453260666310
oct5760173462400353
91015560776720435
10210023310033131
1160a13427243261
121b67bb1170434b
1390261617a7cca
1439c127a8a6d07
1519432c5633a8b
hexbf03dcca00eb

210023310033131 has 16 divisors (see below), whose sum is σ = 241577568011520. Its totient is φ = 178856993820960.

The previous prime is 210023310033101. The next prime is 210023310033241. The reversal of 210023310033131 is 131330013320012.

210023310033131 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a de Polignac number, because none of the positive numbers 2k-210023310033131 is a prime.

It is a super-2 number, since 2×2100233100331312 (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 210023310033097 and 210023310033106.

It is not an unprimeable number, because it can be changed into a prime (210023310033101) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3286976 + ... + 20756946.

It is an arithmetic number, because the mean of its divisors is an integer number (15098598000720).

Almost surely, 2210023310033131 is an apocalyptic number.

210023310033131 is a deficient number, since it is larger than the sum of its proper divisors (31554257978389).

210023310033131 is a wasteful number, since it uses less digits than its factorization.

210023310033131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17481074.

The product of its (nonzero) digits is 972, while the sum is 23.

Adding to 210023310033131 its reverse (131330013320012), we get a palindrome (341353323353143).

The spelling of 210023310033131 in words is "two hundred ten trillion, twenty-three billion, three hundred ten million, thirty-three thousand, one hundred thirty-one".

Divisors: 1 7 157 1099 10939 76573 1717423 12021961 17469971 122289797 2742785447 19199498129 191104012769 1337728089383 30003330004733 210023310033131