121010222202001 has 16 divisors (see below), whose sum is σ = 134541295416000. Its totient is φ = 107920824984000.

The previous prime is 121010222201987. The next prime is 121010222202053. The reversal of 121010222202001 is 100202222010121.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 121010222202001 - 2⁹ = 121010222201489 is a prime.

It is not an unprimeable number, because it can be changed into a prime (121010222202071) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 499512351 + ... + 499754548.

It is an arithmetic number, because the mean of its divisors is an integer number (8408830963500).

Almost surely, 2^{121010222202001} is an apocalyptic number.

121010222202001 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

121010222202001 is a deficient number, since it is larger than the sum of its proper divisors (13531073213999).

121010222202001 is a wasteful number, since it uses less digits than its factorization.

121010222202001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 999267120.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 121010222202001 its reverse (100202222010121), we get a palindrome (221212444212122).

The spelling of 121010222202001 in words is "one hundred twenty-one trillion, ten billion, two hundred twenty-two million, two hundred two thousand, one".