10022121020111 has 4 divisors (see below), whose sum is σ = 10023557478432. Its totient is φ = 10020684561792.

The previous prime is 10022121020089. The next prime is 10022121020137. The reversal of 10022121020111 is 11102012122001.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 10022121020111 - 2⁴² = 5624074509007 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10022121020161) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 718218695 + ... + 718232648.

It is an arithmetic number, because the mean of its divisors is an integer number (2505889369608).

Almost surely, 2^{10022121020111} is an apocalyptic number.

10022121020111 is a deficient number, since it is larger than the sum of its proper divisors (1436458321).

10022121020111 is an equidigital number, since it uses as much as digits as its factorization.

10022121020111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1436458320.

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

Adding to 10022121020111 its reverse (11102012122001), we get a palindrome (21124133142112).

The spelling of 10022121020111 in words is "ten trillion, twenty-two billion, one hundred twenty-one million, twenty thousand, one hundred eleven".