124000202142 has 24 divisors (see below), whose sum is σ = 270059169744. Its totient is φ = 41119236864.

The previous prime is 124000202141. The next prime is 124000202143. The reversal of 124000202142 is 241202000421.

It is an interprime number because it is at equal distance from previous prime (124000202141) and next prime (124000202143).

It is a super-3 number, since 3×124000202142³ (a number of 34 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (124000202141) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 17843418 + ... + 17850365.

It is an arithmetic number, because the mean of its divisors is an integer number (11252465406).

Almost surely, 2^124000202142 is an apocalyptic number.

124000202142 is an abundant number, since it is smaller than the sum of its proper divisors (146058967602).

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

124000202142 is a wasteful number, since it uses less digits than its factorization.

124000202142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35693984 (or 35693981 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 18.

Adding to 124000202142 its reverse (241202000421), we get a palindrome (365202202563).

The spelling of 124000202142 in words is "one hundred twenty-four billion, two hundred two thousand, one hundred forty-two".