103213210213012 has 12 divisors (see below), whose sum is σ = 180623371391316. Its totient is φ = 51606532672640.

The previous prime is 103213210212949. The next prime is 103213210213031. The reversal of 103213210213012 is 210312012312301.

It can be written as a sum of positive squares in 2 ways, for example, as 22909280340496 + 80303929872516 = 4786364^2 + 8961246^2 .

It is a super-2 number, since 2×103213210213012² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

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, 14836693 + ... + 20653180.

It is an arithmetic number, because the mean of its divisors is an integer number (15051947615943).

Almost surely, 2^{103213210213012} is an apocalyptic number.

It is an amenable number.

103213210213012 is a deficient number, since it is larger than the sum of its proper divisors (77410161178304).

103213210213012 is a wasteful number, since it uses less digits than its factorization.

103213210213012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36216938 (or 36216936 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 22.

Adding to 103213210213012 its reverse (210312012312301), we get a palindrome (313525222525313).

The spelling of 103213210213012 in words is "one hundred three trillion, two hundred thirteen billion, two hundred ten million, two hundred thirteen thousand, twelve".