124121143100 has 36 divisors (see below), whose sum is σ = 269840859288. Its totient is φ = 49556664000.

The previous prime is 124121143067. The next prime is 124121143171. The reversal of 124121143100 is 1341121421.

It is a super-2 number, since 2×124121143100² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1093046 + ... + 1201245.

Almost surely, 2^124121143100 is an apocalyptic number.

124121143100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

124121143100 is an abundant number, since it is smaller than the sum of its proper divisors (145719716188).

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

124121143100 is a wasteful number, since it uses less digits than its factorization.

124121143100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2294846 (or 2294839 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 20.

Adding to 124121143100 its reverse (1341121421), we get a palindrome (125462264521).

The spelling of 124121143100 in words is "one hundred twenty-four billion, one hundred twenty-one million, one hundred forty-three thousand, one hundred".