103213000012 has 6 divisors (see below), whose sum is σ = 180622750028. Its totient is φ = 51606500004.

The previous prime is 103212999971. The next prime is 103213000027. The reversal of 103213000012 is 210000312301.

It is a super-2 number, since 2×103213000012² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 103212999956 and 103213000001.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12901624998 + ... + 12901625005.

Almost surely, 2^103213000012 is an apocalyptic number.

It is an amenable number.

103213000012 is a deficient number, since it is larger than the sum of its proper divisors (77409750016).

103213000012 is a wasteful number, since it uses less digits than its factorization.

103213000012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25803250007 (or 25803250005 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 13.

Adding to 103213000012 its reverse (210000312301), we get a palindrome (313213312313).

The spelling of 103213000012 in words is "one hundred three billion, two hundred thirteen million, twelve", and thus it is an aban number.