121233103203020 has 24 divisors (see below), whose sum is σ = 254673845941200. Its totient is φ = 48477178573632.

The previous prime is 121233103203013. The next prime is 121233103203097. The reversal of 121233103203020 is 20302301332121.

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, 1003857335 + ... + 1003978094.

It is an arithmetic number, because the mean of its divisors is an integer number (10611410247550).

Almost surely, 2^{121233103203020} is an apocalyptic number.

121233103203020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

121233103203020 is an abundant number, since it is smaller than the sum of its proper divisors (133440742738180).

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

121233103203020 is a wasteful number, since it uses less digits than its factorization.

121233103203020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2007838457 (or 2007838455 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 23.

Adding to 121233103203020 its reverse (20302301332121), we get a palindrome (141535404535141).

The spelling of 121233103203020 in words is "one hundred twenty-one trillion, two hundred thirty-three billion, one hundred three million, two hundred three thousand, twenty".