100142145052 has 12 divisors (see below), whose sum is σ = 175421760696. Its totient is φ = 50021642000.

The previous prime is 100142145043. The next prime is 100142145053. The reversal of 100142145052 is 250541241001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100142145053) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12353074 + ... + 12361177.

It is an arithmetic number, because the mean of its divisors is an integer number (14618480058).

Almost surely, 2^100142145052 is an apocalyptic number.

It is an amenable number.

100142145052 is a deficient number, since it is larger than the sum of its proper divisors (75279615644).

100142145052 is a wasteful number, since it uses less digits than its factorization.

100142145052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24715268 (or 24715266 counting only the distinct ones).

The product of its (nonzero) digits is 1600, while the sum is 25.

Adding to 100142145052 its reverse (250541241001), we get a palindrome (350683386053).

The spelling of 100142145052 in words is "one hundred billion, one hundred forty-two million, one hundred forty-five thousand, fifty-two".