121202110022000 has 160 divisors (see below), whose sum is σ = 334943322255360. Its totient is φ = 41553774854400.

The previous prime is 121202110021987. The next prime is 121202110022131. The reversal of 121202110022000 is 220011202121.

It is a Harshad number since it is a multiple of its sum of digits (14).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 557637347 + ... + 557854653.

It is an arithmetic number, because the mean of its divisors is an integer number (2093395764096).

Almost surely, 2^{121202110022000} is an apocalyptic number.

121202110022000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

121202110022000 is an abundant number, since it is smaller than the sum of its proper divisors (213741212233360).

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

121202110022000 is a wasteful number, since it uses less digits than its factorization.

121202110022000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 257176 (or 257160 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 121202110022000 its reverse (220011202121), we get a palindrome (121422121224121).

The spelling of 121202110022000 in words is "one hundred twenty-one trillion, two hundred two billion, one hundred ten million, twenty-two thousand".