10010111211021 has 8 divisors (see below), whose sum is σ = 13415969430400. Its totient is φ = 6638830232832.

The previous prime is 10010111211019. The next prime is 10010111211083. The reversal of 10010111211021 is 12011211101001.

10010111211021 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 10010111211021 - 2¹ = 10010111211019 is a prime.

It is a super-2 number, since 2×10010111211021² (a number of 27 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 = 10010111210988 and 10010111211006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10010111211721) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8644309621 + ... + 8644310778.

It is an arithmetic number, because the mean of its divisors is an integer number (1676996178800).

Almost surely, 2^{10010111211021} is an apocalyptic number.

It is an amenable number.

10010111211021 is a deficient number, since it is larger than the sum of its proper divisors (3405858219379).

10010111211021 is a wasteful number, since it uses less digits than its factorization.

10010111211021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17288620595.

The product of its (nonzero) digits is 4, while the sum is 12.

Adding to 10010111211021 its reverse (12011211101001), we get a palindrome (22021322312022).

The spelling of 10010111211021 in words is "ten trillion, ten billion, one hundred eleven million, two hundred eleven thousand, twenty-one".