121400232022 has 4 divisors (see below), whose sum is σ = 182100348036. Its totient is φ = 60700116010.

The previous prime is 121400232007. The next prime is 121400232113. The reversal of 121400232022 is 220232004121.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 220232004121 = 23 ⋅9575304527.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30350058004 + ... + 30350058007.

It is an arithmetic number, because the mean of its divisors is an integer number (45525087009).

Almost surely, 2^121400232022 is an apocalyptic number.

121400232022 is a deficient number, since it is larger than the sum of its proper divisors (60700116014).

121400232022 is an equidigital number, since it uses as much as digits as its factorization.

121400232022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60700116013.

The product of its (nonzero) digits is 384, while the sum is 19.

Adding to 121400232022 its reverse (220232004121), we get a palindrome (341632236143).

The spelling of 121400232022 in words is "one hundred twenty-one billion, four hundred million, two hundred thirty-two thousand, twenty-two".