20311330222102 has 16 divisors (see below), whose sum is σ = 30490215687360. Its totient is φ = 10147927631688.

The previous prime is 20311330222067. The next prime is 20311330222111. The reversal of 20311330222102 is 20122203311302.

It is a congruent number.

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, 14807173 + ... + 16120639.

It is an arithmetic number, because the mean of its divisors is an integer number (1905638480460).

Almost surely, 2^{20311330222102} is an apocalyptic number.

20311330222102 is a deficient number, since it is larger than the sum of its proper divisors (10178885465258).

20311330222102 is a wasteful number, since it uses less digits than its factorization.

20311330222102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1319355.

The product of its (nonzero) digits is 864, while the sum is 22.

Adding to 20311330222102 its reverse (20122203311302), we get a palindrome (40433533533404).

The spelling of 20311330222102 in words is "twenty trillion, three hundred eleven billion, three hundred thirty million, two hundred twenty-two thousand, one hundred two".