102133203021 has 12 divisors (see below), whose sum is σ = 152989654272. Its totient is φ = 68088801852.

The previous prime is 102133203017. The next prime is 102133203037. The reversal of 102133203021 is 120302331201.

102133203021 is a `hidden beast` number, since 10 + 21 + 332 + 0 + 302 + 1 = 666.

It is not a de Polignac number, because 102133203021 - 2² = 102133203017 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 102133202985 and 102133203003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102133203061) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 210150381 + ... + 210150866.

It is an arithmetic number, because the mean of its divisors is an integer number (12749137856).

Almost surely, 2^102133203021 is an apocalyptic number.

It is an amenable number.

102133203021 is a deficient number, since it is larger than the sum of its proper divisors (50856451251).

102133203021 is an frugal number, since it uses more digits than its factorization.

102133203021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 420301262 (or 420301250 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

Adding to 102133203021 its reverse (120302331201), we get a palindrome (222435534222).

The spelling of 102133203021 in words is "one hundred two billion, one hundred thirty-three million, two hundred three thousand, twenty-one".