102123213032 has 16 divisors (see below), whose sum is σ = 191485423140. Its totient is φ = 51060433536.

The previous prime is 102123213007. The next prime is 102123213041. The reversal of 102123213032 is 230312321201.

It can be written as a sum of positive squares in 2 ways, for example, as 97697504356 + 4425708676 = 312566^2 + 66526^2 .

It is a junction number, because it is equal to n+sod(n) for n = 102123212995 and 102123213013.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 305348 + ... + 545420.

Almost surely, 2^102123213032 is an apocalyptic number.

It is an amenable number.

102123213032 is a deficient number, since it is larger than the sum of its proper divisors (89362210108).

102123213032 is a wasteful number, since it uses less digits than its factorization.

102123213032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 293252 (or 293248 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 102123213032 its reverse (230312321201), we get a palindrome (332435534233).

The spelling of 102123213032 in words is "one hundred two billion, one hundred twenty-three million, two hundred thirteen thousand, thirty-two".