20122020022011 has 24 divisors (see below), whose sum is σ = 28449949362624. Its totient is φ = 12648413539440.

The previous prime is 20122020021989. The next prime is 20122020022031. The reversal of 20122020022011 is 11022002022102.

It is not a de Polignac number, because 20122020022011 - 2³⁰ = 20120946280187 is a prime.

It is not an unprimeable number, because it can be changed into a prime (20122020022031) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 43799661 + ... + 44256686.

It is an arithmetic number, because the mean of its divisors is an integer number (1185414556776).

Almost surely, 2^{20122020022011} is an apocalyptic number.

20122020022011 is a deficient number, since it is larger than the sum of its proper divisors (8327929340613).

20122020022011 is a wasteful number, since it uses less digits than its factorization.

20122020022011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 88056599 (or 88056580 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 20122020022011 its reverse (11022002022102), we get a palindrome (31144022044113).

The spelling of 20122020022011 in words is "twenty trillion, one hundred twenty-two billion, twenty million, twenty-two thousand, eleven".