121433623410 has 64 divisors (see below), whose sum is σ = 320222730240. Its totient is φ = 29226655680.

The previous prime is 121433623393. The next prime is 121433623453. The reversal of 121433623410 is 14326334121.

It is a super-2 number, since 2×121433623410² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1277802 + ... + 1369541.

It is an arithmetic number, because the mean of its divisors is an integer number (5003480160).

Almost surely, 2^121433623410 is an apocalyptic number.

121433623410 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

121433623410 is an abundant number, since it is smaller than the sum of its proper divisors (198789106830).

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

121433623410 is a wasteful number, since it uses less digits than its factorization.

121433623410 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2647503.

The product of its (nonzero) digits is 10368, while the sum is 30.

Adding to 121433623410 its reverse (14326334121), we get a palindrome (135759957531).

The spelling of 121433623410 in words is "one hundred twenty-one billion, four hundred thirty-three million, six hundred twenty-three thousand, four hundred ten".