121464112021700 has 144 divisors (see below), whose sum is σ = 302533619942400. Its totient is φ = 41465103482880.

The previous prime is 121464112021663. The next prime is 121464112021739. The reversal of 121464112021700 is 7120211464121.

It is a super-2 number, since 2×121464112021700² (a number of 29 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 165933101 + ... + 166663499.

Almost surely, 2^{121464112021700} is an apocalyptic number.

121464112021700 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 121464112021700, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (151266809971200).

121464112021700 is an abundant number, since it is smaller than the sum of its proper divisors (181069507920700).

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

121464112021700 is a wasteful number, since it uses less digits than its factorization.

121464112021700 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 731446 (or 731439 counting only the distinct ones).

The product of its (nonzero) digits is 5376, while the sum is 32.

Adding to 121464112021700 its reverse (7120211464121), we get a palindrome (128584323485821).

The spelling of 121464112021700 in words is "one hundred twenty-one trillion, four hundred sixty-four billion, one hundred twelve million, twenty-one thousand, seven hundred".