20011002101202 has 16 divisors (see below), whose sum is σ = 45739433374272. Its totient is φ = 5717429171760.

The previous prime is 20011002101183. The next prime is 20011002101231. The reversal of 20011002101202 is 20210120011002.

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, 238226215449 + ... + 238226215532.

It is an arithmetic number, because the mean of its divisors is an integer number (2858714585892).

Almost surely, 2^{20011002101202} is an apocalyptic number.

20011002101202 is an abundant number, since it is smaller than the sum of its proper divisors (25728431273070).

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

20011002101202 is a wasteful number, since it uses less digits than its factorization.

20011002101202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 476452430993.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 20011002101202 its reverse (20210120011002), we get a palindrome (40221122112204).

The spelling of 20011002101202 in words is "twenty trillion, eleven billion, two million, one hundred one thousand, two hundred two".