121110001022 has 8 divisors (see below), whose sum is σ = 182991023856. Its totient is φ = 60112993072.

The previous prime is 121110001003. The next prime is 121110001049. The reversal of 121110001022 is 220100011121.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 121110000994 and 121110001012.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 221003378 + ... + 221003925.

It is an arithmetic number, because the mean of its divisors is an integer number (22873877982).

Almost surely, 2^121110001022 is an apocalyptic number.

121110001022 is a deficient number, since it is larger than the sum of its proper divisors (61881022834).

121110001022 is a wasteful number, since it uses less digits than its factorization.

121110001022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 442007442.

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 121110001022 its reverse (220100011121), we get a palindrome (341210012143).

The spelling of 121110001022 in words is "one hundred twenty-one billion, one hundred ten million, one thousand, twenty-two".