103212132211312 has 20 divisors (see below), whose sum is σ = 199996074260136. Its totient is φ = 51600242079680.

The previous prime is 103212132211283. The next prime is 103212132211373. The reversal of 103212132211312 is 213112231212301.

It is a super-2 number, since 2×103212132211312² (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, 363855418 + ... + 364138969.

Almost surely, 2^{103212132211312} is an apocalyptic number.

It is an amenable number.

103212132211312 is a deficient number, since it is larger than the sum of its proper divisors (96783942048824).

103212132211312 is an equidigital number, since it uses as much as digits as its factorization.

103212132211312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 728003256 (or 728003250 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 25.

Adding to 103212132211312 its reverse (213112231212301), we get a palindrome (316324363423613).

The spelling of 103212132211312 in words is "one hundred three trillion, two hundred twelve billion, one hundred thirty-two million, two hundred eleven thousand, three hundred twelve".