102021133013210 has 16 divisors (see below), whose sum is σ = 185039856520992. Its totient is φ = 40496938294800.

The previous prime is 102021133013209. The next prime is 102021133013269. The reversal of 102021133013210 is 12310331120201.

It is a happy 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, 38939362436 + ... + 38939365055.

It is an arithmetic number, because the mean of its divisors is an integer number (11564991032562).

Almost surely, 2^{102021133013210} is an apocalyptic number.

102021133013210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

102021133013210 is a deficient number, since it is larger than the sum of its proper divisors (83018723507782).

102021133013210 is a wasteful number, since it uses less digits than its factorization.

102021133013210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77878727629.

The product of its (nonzero) digits is 216, while the sum is 20.

Adding to 102021133013210 its reverse (12310331120201), we get a palindrome (114331464133411).

The spelling of 102021133013210 in words is "one hundred two trillion, twenty-one billion, one hundred thirty-three million, thirteen thousand, two hundred ten".