102021211111396 has 24 divisors (see below), whose sum is σ = 179823325016160. Its totient is φ = 50643125457792.

The previous prime is 102021211111213. The next prime is 102021211111427. The reversal of 102021211111396 is 693111112120201.

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, 59394156 + ... + 61087708.

It is an arithmetic number, because the mean of its divisors is an integer number (7492638542340).

Almost surely, 2^{102021211111396} is an apocalyptic number.

It is an amenable number.

102021211111396 is a deficient number, since it is larger than the sum of its proper divisors (77802113904764).

102021211111396 is a wasteful number, since it uses less digits than its factorization.

102021211111396 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1802043 (or 1802041 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 31.

Adding to 102021211111396 its reverse (693111112120201), we get a palindrome (795132323231597).

The spelling of 102021211111396 in words is "one hundred two trillion, twenty-one billion, two hundred eleven million, one hundred eleven thousand, three hundred ninety-six".