121010000022000 has 120 divisors (see below), whose sum is σ = 422647593473040. Its totient is φ = 32269333334400.

The previous prime is 121010000021951. The next prime is 121010000022047. The reversal of 121010000022000 is 220000010121.

It is a tau number, because it is divible by the number of its divisors (120).

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3361370890 + ... + 3361406889.

It is an arithmetic number, because the mean of its divisors is an integer number (3522063278942).

Almost surely, 2^{121010000022000} is an apocalyptic number.

121010000022000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

121010000022000 is an abundant number, since it is smaller than the sum of its proper divisors (301637593451040).

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

121010000022000 is a wasteful number, since it uses less digits than its factorization.

121010000022000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6722777808 (or 6722777789 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 9.

Adding to 121010000022000 its reverse (220000010121), we get a palindrome (121230000032121).

The spelling of 121010000022000 in words is "one hundred twenty-one trillion, ten billion, twenty-two thousand".