20122555000011 has 16 divisors (see below), whose sum is σ = 28408546014624. Its totient is φ = 12625813274624.

The previous prime is 20122554999971. The next prime is 20122555000049. The reversal of 20122555000011 is 11000055522102.

It is a cyclic number.

It is not a de Polignac number, because 20122555000011 - 2³⁵ = 20088195261643 is a prime.

It is not an unprimeable number, because it can be changed into a prime (20122555000091) 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, 4914571 + ... + 8024843.

It is an arithmetic number, because the mean of its divisors is an integer number (1775534125914).

Almost surely, 2^{20122555000011} is an apocalyptic number.

20122555000011 is a deficient number, since it is larger than the sum of its proper divisors (8285991014613).

20122555000011 is a wasteful number, since it uses less digits than its factorization.

20122555000011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3237150.

The product of its (nonzero) digits is 1000, while the sum is 24.

The spelling of 20122555000011 in words is "twenty trillion, one hundred twenty-two billion, five hundred fifty-five million, eleven", and thus it is an aban number.