103021220203212 has 12 divisors (see below), whose sum is σ = 240382847140856. Its totient is φ = 34340406734400.

The previous prime is 103021220203207. The next prime is 103021220203261. The reversal of 103021220203212 is 212302022120301.

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-2 number, since 2×103021220203212² (a number of 29 digits) contains 22 as substring.

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, 4292550841789 + ... + 4292550841812.

Almost surely, 2^{103021220203212} is an apocalyptic number.

103021220203212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

103021220203212 is an abundant number, since it is smaller than the sum of its proper divisors (137361626937644).

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

103021220203212 is a wasteful number, since it uses less digits than its factorization.

103021220203212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8585101683608 (or 8585101683606 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 21.

Adding to 103021220203212 its reverse (212302022120301), we get a palindrome (315323242323513).

The spelling of 103021220203212 in words is "one hundred three trillion, twenty-one billion, two hundred twenty million, two hundred three thousand, two hundred twelve".