121002201022 has 8 divisors (see below), whose sum is σ = 182051650872. Its totient is φ = 60318317400.

The previous prime is 121002200971. The next prime is 121002201031. The reversal of 121002201022 is 220102200121.

It is a happy number.

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 = 121002200993 and 121002201011.

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, 91390729 + ... + 91392052.

It is an arithmetic number, because the mean of its divisors is an integer number (22756456359).

Almost surely, 2^121002201022 is an apocalyptic number.

121002201022 is a deficient number, since it is larger than the sum of its proper divisors (61049449850).

121002201022 is a wasteful number, since it uses less digits than its factorization.

121002201022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 182783114.

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 121002201022 its reverse (220102200121), we get a palindrome (341104401143).

Subtracting 121002201022 from its reverse (220102200121), we obtain a palindrome (99099999099).

It can be divided in two parts, 12100 and 2201022, that added together give a palindrome (2213122).

The spelling of 121002201022 in words is "one hundred twenty-one billion, two million, two hundred one thousand, twenty-two".