20141120124 has 72 divisors (see below), whose sum is σ = 55903721328. Its totient is φ = 6318777600.

The previous prime is 20141120023. The next prime is 20141120173. The reversal of 20141120124 is 42102114102.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 20141120097 and 20141120106.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 592927 + ... + 625974.

It is an arithmetic number, because the mean of its divisors is an integer number (776440574).

Almost surely, 2^20141120124 is an apocalyptic number.

It is an amenable number.

20141120124 is an abundant number, since it is smaller than the sum of its proper divisors (35762601204).

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

20141120124 is a wasteful number, since it uses less digits than its factorization.

20141120124 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1218937 (or 1218923 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

Adding to 20141120124 its reverse (42102114102), we get a palindrome (62243234226).

The spelling of 20141120124 in words is "twenty billion, one hundred forty-one million, one hundred twenty thousand, one hundred twenty-four".