121124401044 has 48 divisors (see below), whose sum is σ = 304754614080. Its totient is φ = 37316885760.

The previous prime is 121124401043. The next prime is 121124401051. The reversal of 121124401044 is 440104421121.

It is a super-2 number, since 2×121124401044² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (121124401043) 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, 6469279 + ... + 6487974.

It is an arithmetic number, because the mean of its divisors is an integer number (6349054460).

Almost surely, 2^121124401044 is an apocalyptic number.

It is an amenable number.

121124401044 is an abundant number, since it is smaller than the sum of its proper divisors (183630213036).

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

121124401044 is a wasteful number, since it uses less digits than its factorization.

121124401044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12957320 (or 12957318 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 24.

Adding to 121124401044 its reverse (440104421121), we get a palindrome (561228822165).

The spelling of 121124401044 in words is "one hundred twenty-one billion, one hundred twenty-four million, four hundred one thousand, forty-four".