1020122011011 has 32 divisors (see below), whose sum is σ = 1380152809728. Its totient is φ = 670151116800.

The previous prime is 1020122011003. The next prime is 1020122011061. The reversal of 1020122011011 is 1101102210201.

It is not a de Polignac number, because 1020122011011 - 2³ = 1020122011003 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1020122011061) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 119489935 + ... + 119498471.

It is an arithmetic number, because the mean of its divisors is an integer number (43129775304).

Almost surely, 2^{1020122011011} is an apocalyptic number.

1020122011011 is a deficient number, since it is larger than the sum of its proper divisors (360030798717).

1020122011011 is a wasteful number, since it uses less digits than its factorization.

1020122011011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10371.

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

Adding to 1020122011011 its reverse (1101102210201), we get a palindrome (2121224221212).

The spelling of 1020122011011 in words is "one trillion, twenty billion, one hundred twenty-two million, eleven thousand, eleven".