121024004101 has 72 divisors (see below), whose sum is σ = 166242935040. Its totient is φ = 85717906560.

The previous prime is 121024004021. The next prime is 121024004107. The reversal of 121024004101 is 101400420121.

It is a happy number.

It is not a de Polignac number, because 121024004101 - 2⁷ = 121024003973 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (121024004107) by changing a digit.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 324460951 + ... + 324461323.

Almost surely, 2^121024004101 is an apocalyptic number.

121024004101 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

121024004101 is a deficient number, since it is larger than the sum of its proper divisors (45218930939).

121024004101 is an equidigital number, since it uses as much as digits as its factorization.

121024004101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 867 (or 483 counting only the distinct ones).

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

Adding to 121024004101 its reverse (101400420121), we get a palindrome (222424424222).

The spelling of 121024004101 in words is "one hundred twenty-one billion, twenty-four million, four thousand, one hundred one".