20010212121202 has 32 divisors (see below), whose sum is σ = 30964012087104. Its totient is φ = 9693797256000.

The previous prime is 20010212121187. The next prime is 20010212121239. The reversal of 20010212121202 is 20212121201002.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 301775452 + ... + 301841752.

It is an arithmetic number, because the mean of its divisors is an integer number (967625377722).

Almost surely, 2^{20010212121202} is an apocalyptic number.

20010212121202 is a deficient number, since it is larger than the sum of its proper divisors (10953799965902).

20010212121202 is a wasteful number, since it uses less digits than its factorization.

20010212121202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 103354.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 20010212121202 its reverse (20212121201002), we get a palindrome (40222333322204).

It can be divided in two parts, 20010 and 212121202, that added together give a palindrome (212141212).

The spelling of 20010212121202 in words is "twenty trillion, ten billion, two hundred twelve million, one hundred twenty-one thousand, two hundred two".