20300400220202 has 32 divisors (see below), whose sum is σ = 31137831354240. Its totient is φ = 9923812709440.

The previous prime is 20300400220183. The next prime is 20300400220211. The reversal of 20300400220202 is 20202200400302.

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, 8494013 + ... + 10618335.

It is an arithmetic number, because the mean of its divisors is an integer number (973057229820).

Almost surely, 2^{20300400220202} is an apocalyptic number.

20300400220202 is a deficient number, since it is larger than the sum of its proper divisors (10837431134038).

20300400220202 is a wasteful number, since it uses less digits than its factorization.

20300400220202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2124958.

The product of its (nonzero) digits is 384, while the sum is 17.

Adding to 20300400220202 its reverse (20202200400302), we get a palindrome (40502600620504).

The spelling of 20300400220202 in words is "twenty trillion, three hundred billion, four hundred million, two hundred twenty thousand, two hundred two".