121103223032 has 64 divisors (see below), whose sum is σ = 262212508800. Its totient is φ = 51912685440.

The previous prime is 121103222953. The next prime is 121103223037. The reversal of 121103223032 is 230322301121.

It is a junction number, because it is equal to n+sod(n) for n = 121103222995 and 121103223013.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (121103223037) 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, 442058 + ... + 661529.

It is an arithmetic number, because the mean of its divisors is an integer number (4097070450).

Almost surely, 2^121103223032 is an apocalyptic number.

It is an amenable number.

121103223032 is an abundant number, since it is smaller than the sum of its proper divisors (141109285768).

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

121103223032 is a wasteful number, since it uses less digits than its factorization.

121103223032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1103676 (or 1103672 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 121103223032 its reverse (230322301121), we get a palindrome (351425524153).

The spelling of 121103223032 in words is "one hundred twenty-one billion, one hundred three million, two hundred twenty-three thousand, thirty-two".