103012101211312 has 20 divisors (see below), whose sum is σ = 199587173087736. Its totient is φ = 51505733962880.

The previous prime is 103012101211289. The next prime is 103012101211343. The reversal of 103012101211312 is 213112101210301.

It is a super-2 number, since 2×103012101211312² (a number of 29 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 103012101211312.

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, 17095114 + ... + 22321897.

Almost surely, 2^{103012101211312} is an apocalyptic number.

It is an amenable number.

103012101211312 is a deficient number, since it is larger than the sum of its proper divisors (96575071876424).

103012101211312 is a wasteful number, since it uses less digits than its factorization.

103012101211312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39580356 (or 39580350 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 19.

Adding to 103012101211312 its reverse (213112101210301), we get a palindrome (316124202421613).

The spelling of 103012101211312 in words is "one hundred three trillion, twelve billion, one hundred one million, two hundred eleven thousand, three hundred twelve".