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10021041101231 = 711031993687559
BaseRepresentation
bin1001000111010011010010…
…0110000101100110101111
31022111000001120202221110222
42101310310212011212233
52303141043010214411
633151334104521555
72052665511634616
oct221646446054657
938430046687428
1010021041101231
1132139994a9886
12115a18a4802bb
13578c98431194
142690417c087d
15125a0c2ad4db
hex91d349859af

10021041101231 has 16 divisors (see below), whose sum is σ = 10266007864320. Its totient is φ = 9779054927040.

The previous prime is 10021041101219. The next prime is 10021041101249. The reversal of 10021041101231 is 13210114012001.

10021041101231 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 10021041101231 - 210 = 10021041100207 is a prime.

It is a super-2 number, since 2×100210411012312 (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10021041109231) 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, 14231030 + ... + 14918588.

It is an arithmetic number, because the mean of its divisors is an integer number (641625491520).

Almost surely, 210021041101231 is an apocalyptic number.

10021041101231 is a deficient number, since it is larger than the sum of its proper divisors (244966763089).

10021041101231 is a wasteful number, since it uses less digits than its factorization.

10021041101231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 689726.

The product of its (nonzero) digits is 48, while the sum is 17.

Adding to 10021041101231 its reverse (13210114012001), we get a palindrome (23231155113232).

The spelling of 10021041101231 in words is "ten trillion, twenty-one billion, forty-one million, one hundred one thousand, two hundred thirty-one".

Divisors: 1 71 103 1993 7313 141503 205279 687559 14574809 48816689 70818577 1370305087 5028118967 97291661177 141141423961 10021041101231