103021132212 has 36 divisors (see below), whose sum is σ = 266470684480. Its totient is φ = 33541763472.

The previous prime is 103021132211. The next prime is 103021132231. The reversal of 103021132212 is 212231120301.

103021132212 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (36).

It is a super-2 number, since 2×103021132212² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (103021132211) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 33274012 + ... + 33277107.

Almost surely, 2^103021132212 is an apocalyptic number.

103021132212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

103021132212 is an abundant number, since it is smaller than the sum of its proper divisors (163449552268).

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

103021132212 is a wasteful number, since it uses less digits than its factorization.

103021132212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66551172 (or 66551167 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

Adding to 103021132212 its reverse (212231120301), we get a palindrome (315252252513).

The spelling of 103021132212 in words is "one hundred three billion, twenty-one million, one hundred thirty-two thousand, two hundred twelve".