103020212112 has 40 divisors (see below), whose sum is σ = 266525289504. Its totient is φ = 34289781504.

The previous prime is 103020212077. The next prime is 103020212131. The reversal of 103020212112 is 211212020301.

It is a super-2 number, since 2×103020212112² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 103020212091 and 103020212100.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1538413 + ... + 1603980.

Almost surely, 2^103020212112 is an apocalyptic number.

103020212112 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

103020212112 is an abundant number, since it is smaller than the sum of its proper divisors (163505077392).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

103020212112 is a wasteful number, since it uses less digits than its factorization.

103020212112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3143087 (or 3143081 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 15.

Adding to 103020212112 its reverse (211212020301), we get a palindrome (314232232413).

The spelling of 103020212112 in words is "one hundred three billion, twenty million, two hundred twelve thousand, one hundred twelve".