1020122010111 has 8 divisors (see below), whose sum is σ = 1391794370560. Its totient is φ = 664265494872.

The previous prime is 1020122010107. The next prime is 1020122010133. The reversal of 1020122010111 is 1110102210201.

1020122010111 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 1020122010111 - 2² = 1020122010107 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 (1020122010161) 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, 3953961151 + ... + 3953961408.

It is an arithmetic number, because the mean of its divisors is an integer number (173974296320).

Almost surely, 2^{1020122010111} is an apocalyptic number.

1020122010111 is a deficient number, since it is larger than the sum of its proper divisors (371672360449).

1020122010111 is an equidigital number, since it uses as much as digits as its factorization.

1020122010111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7907922605.

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

Adding to 1020122010111 its reverse (1110102210201), we get a palindrome (2130224220312).

The spelling of 1020122010111 in words is "one trillion, twenty billion, one hundred twenty-two million, ten thousand, one hundred eleven".