102013211204 has 6 divisors (see below), whose sum is σ = 178523119614. Its totient is φ = 51006605600.

The previous prime is 102013211197. The next prime is 102013211221. The reversal of 102013211204 is 402112310201.

It can be written as a sum of positive squares in only one way, i.e., 57745051204 + 44268160000 = 240302^2 + 210400^2 .

It is a super-2 number, since 2×102013211204² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12751651397 + ... + 12751651404.

It is an arithmetic number, because the mean of its divisors is an integer number (29753853269).

Almost surely, 2^102013211204 is an apocalyptic number.

It is an amenable number.

102013211204 is a deficient number, since it is larger than the sum of its proper divisors (76509908410).

102013211204 is a wasteful number, since it uses less digits than its factorization.

102013211204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25503302805 (or 25503302803 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 17.

Adding to 102013211204 its reverse (402112310201), we get a palindrome (504125521405).

The spelling of 102013211204 in words is "one hundred two billion, thirteen million, two hundred eleven thousand, two hundred four".