10111202012021 has 8 divisors (see below), whose sum is σ = 11031243789600. Its totient is φ = 9191300500240.

The previous prime is 10111202012003. The next prime is 10111202012117. The reversal of 10111202012021 is 12021020211101.

10111202012021 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 a cyclic number.

It is not a de Polignac number, because 10111202012021 - 2³⁰ = 10110128270197 is a prime.

It is a super-2 number, since 2×10111202012021² (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 = 10111202011987 and 10111202012005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10111202012621) 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, 34915691 + ... + 35204088.

It is an arithmetic number, because the mean of its divisors is an integer number (1378905473700).

Almost surely, 2^{10111202012021} is an apocalyptic number.

10111202012021 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

10111202012021 is a deficient number, since it is larger than the sum of its proper divisors (920041777579).

10111202012021 is a wasteful number, since it uses less digits than its factorization.

10111202012021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70132899.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 10111202012021 its reverse (12021020211101), we get a palindrome (22132222223122).

The spelling of 10111202012021 in words is "ten trillion, one hundred eleven billion, two hundred two million, twelve thousand, twenty-one".