20311403424202 has 16 divisors (see below), whose sum is σ = 33242333154912. Its totient is φ = 9230930771920.

The previous prime is 20311403424127. The next prime is 20311403424209. The reversal of 20311403424202 is 20242430411302.

It is not an unprimeable number, because it can be changed into a prime (20311403424209) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 76130308 + ... + 76396639.

It is an arithmetic number, because the mean of its divisors is an integer number (2077645822182).

Almost surely, 2^{20311403424202} is an apocalyptic number.

20311403424202 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

20311403424202 is a deficient number, since it is larger than the sum of its proper divisors (12930929730710).

20311403424202 is a wasteful number, since it uses less digits than its factorization.

20311403424202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 152533013.

The product of its (nonzero) digits is 9216, while the sum is 28.

Adding to 20311403424202 its reverse (20242430411302), we get a palindrome (40553833835504).

The spelling of 20311403424202 in words is "twenty trillion, three hundred eleven billion, four hundred three million, four hundred twenty-four thousand, two hundred two".