121032101203 has 16 divisors (see below), whose sum is σ = 132854994720. Its totient is φ = 109569867264.

The previous prime is 121032101093. The next prime is 121032101209. The reversal of 121032101203 is 302101230121.

It is not a de Polignac number, because 121032101203 - 2²⁵ = 120998546771 is a prime.

It is a super-2 number, since 2×121032101203² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (121032101209) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1742875 + ... + 1810987.

It is an arithmetic number, because the mean of its divisors is an integer number (8303437170).

Almost surely, 2^121032101203 is an apocalyptic number.

121032101203 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

121032101203 is a deficient number, since it is larger than the sum of its proper divisors (11822893517).

121032101203 is a wasteful number, since it uses less digits than its factorization.

121032101203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70758.

The product of its (nonzero) digits is 72, while the sum is 16.

Adding to 121032101203 its reverse (302101230121), we get a palindrome (423133331324).

The spelling of 121032101203 in words is "one hundred twenty-one billion, thirty-two million, one hundred one thousand, two hundred three".