10111000212021 has 16 divisors (see below), whose sum is σ = 13499515054080. Its totient is φ = 6731581708800.

The previous prime is 10111000212017. The next prime is 10111000212041. The reversal of 10111000212021 is 12021200011101.

It is not a de Polignac number, because 10111000212021 - 2² = 10111000212017 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 10111000211988 and 10111000212006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10111000212041) 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, 6512461 + ... + 7914173.

It is an arithmetic number, because the mean of its divisors is an integer number (843719690880).

Almost surely, 2^{10111000212021} is an apocalyptic number.

It is an amenable number.

10111000212021 is a deficient number, since it is larger than the sum of its proper divisors (3388514842059).

10111000212021 is a wasteful number, since it uses less digits than its factorization.

10111000212021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1404956.

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 10111000212021 its reverse (12021200011101), we get a palindrome (22132200223122).

The spelling of 10111000212021 in words is "ten trillion, one hundred eleven billion, two hundred twelve thousand, twenty-one".