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210201121120222 = 23971438791839997
BaseRepresentation
bin101111110010110101000011…
…001001111101111111011110
31000120021000211112201210201101
4233302311003021331333132
5210022413344001321342
62023021021214103314
762163346510205161
oct5762650311757736
91016230745653641
10210201121120222
1160a81881a38801
121b6aa4761aab3a
139039b5aaa04cb
1439c9b07aadad8
151947c30ab03b7
hexbf2d4327dfde

210201121120222 has 16 divisors (see below), whose sum is σ = 316098261214560. Its totient is φ = 104835038017248.

The previous prime is 210201121120189. The next prime is 210201121120351. The reversal of 210201121120222 is 222021121102012.

It is a super-2 number, since 2×2102011211202222 (a number of 29 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 210201121120222.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 113319928 + ... + 115159924.

It is an arithmetic number, because the mean of its divisors is an integer number (19756141325910).

Almost surely, 2210201121120222 is an apocalyptic number.

210201121120222 is a deficient number, since it is larger than the sum of its proper divisors (105897140094338).

210201121120222 is a wasteful number, since it uses less digits than its factorization.

210201121120222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1984275.

The product of its (nonzero) digits is 128, while the sum is 19.

Adding to 210201121120222 its reverse (222021121102012), we get a palindrome (432222242222234).

The spelling of 210201121120222 in words is "two hundred ten trillion, two hundred one billion, one hundred twenty-one million, one hundred twenty thousand, two hundred twenty-two".

Divisors: 1 2 397 794 143879 287758 1839997 3679994 57119963 114239926 730478809 1460957618 264736928363 529473856726 105100560560111 210201121120222