20121122000202 has 16 divisors (see below), whose sum is σ = 40751639495040. Its totient is φ = 6622141417632.

The previous prime is 20121122000167. The next prime is 20121122000233. The reversal of 20121122000202 is 20200022112102.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21224811763 + ... + 21224812710.

It is an arithmetic number, because the mean of its divisors is an integer number (2546977468440).

Almost surely, 2^{20121122000202} is an apocalyptic number.

20121122000202 is an abundant number, since it is smaller than the sum of its proper divisors (20630517494838).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

20121122000202 is a wasteful number, since it uses less digits than its factorization.

20121122000202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42449624557.

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

Adding to 20121122000202 its reverse (20200022112102), we get a palindrome (40321144112304).

The spelling of 20121122000202 in words is "twenty trillion, one hundred twenty-one billion, one hundred twenty-two million, two hundred two", and thus it is an aban number.