102142024524 has 36 divisors (see below), whose sum is σ = 269418095856. Its totient is φ = 32567022048.

The previous prime is 102142024519. The next prime is 102142024529. The reversal of 102142024524 is 425420241201.

It is a happy number.

102142024524 is a `hidden beast` number, since 1 + 0 + 2 + 1 + 4 + 202 + 452 + 4 = 666.

It is an interprime number because it is at equal distance from previous prime (102142024519) and next prime (102142024529).

It is a tau number, because it is divible by the number of its divisors (36).

It is a super-2 number, since 2×102142024524² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (102142024529) 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, 61679139 + ... + 61680794.

It is an arithmetic number, because the mean of its divisors is an integer number (7483835996).

Almost surely, 2^102142024524 is an apocalyptic number.

It is an amenable number.

102142024524 is an abundant number, since it is smaller than the sum of its proper divisors (167276071332).

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

102142024524 is a wasteful number, since it uses less digits than its factorization.

102142024524 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 123359966 (or 123359961 counting only the distinct ones).

The product of its (nonzero) digits is 5120, while the sum is 27.

Adding to 102142024524 its reverse (425420241201), we get a palindrome (527562265725).

The spelling of 102142024524 in words is "one hundred two billion, one hundred forty-two million, twenty-four thousand, five hundred twenty-four".