10100111101012 has 6 divisors (see below), whose sum is σ = 17675194426778. Its totient is φ = 5050055550504.

The previous prime is 10100111101001. The next prime is 10100111101039. The reversal of 10100111101012 is 21010111100101.

It can be written as a sum of positive squares in only one way, i.e., 5100352492816 + 4999758608196 = 2258396^2 + 2236014^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 10100111101012.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1262513887623 + ... + 1262513887630.

Almost surely, 2^{10100111101012} is an apocalyptic number.

It is an amenable number.

10100111101012 is a deficient number, since it is larger than the sum of its proper divisors (7575083325766).

10100111101012 is a wasteful number, since it uses less digits than its factorization.

10100111101012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2525027775257 (or 2525027775255 counting only the distinct ones).

The product of its (nonzero) digits is 2, while the sum is 10.

Adding to 10100111101012 its reverse (21010111100101), we get a palindrome (31110222201113).

The spelling of 10100111101012 in words is "ten trillion, one hundred billion, one hundred eleven million, one hundred one thousand, twelve".