20111210020202 has 32 divisors (see below), whose sum is σ = 35608047316992. Its totient is φ = 8340623650944.

The previous prime is 20111210020171. The next prime is 20111210020211. The reversal of 20111210020202 is 20202001211102.

It is a Harshad number since it is a multiple of its sum of digits (14).

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, 185590058 + ... + 185698389.

It is an arithmetic number, because the mean of its divisors is an integer number (1112751478656).

Almost surely, 2^{20111210020202} is an apocalyptic number.

20111210020202 is a deficient number, since it is larger than the sum of its proper divisors (15496837296790).

20111210020202 is a wasteful number, since it uses less digits than its factorization.

20111210020202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 371288582.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 20111210020202 its reverse (20202001211102), we get a palindrome (40313211231304).

The spelling of 20111210020202 in words is "twenty trillion, one hundred eleven billion, two hundred ten million, twenty thousand, two hundred two".