102489135022 has 4 divisors (see below), whose sum is σ = 153733702536. Its totient is φ = 51244567510.

The previous prime is 102489135013. The next prime is 102489135043. The reversal of 102489135022 is 220531984201.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 220531984201 = 331 ⋅666259771.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25622283754 + ... + 25622283757.

It is an arithmetic number, because the mean of its divisors is an integer number (38433425634).

Almost surely, 2^102489135022 is an apocalyptic number.

102489135022 is a deficient number, since it is larger than the sum of its proper divisors (51244567514).

102489135022 is an equidigital number, since it uses as much as digits as its factorization.

102489135022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51244567513.

The product of its (nonzero) digits is 34560, while the sum is 37.

The spelling of 102489135022 in words is "one hundred two billion, four hundred eighty-nine million, one hundred thirty-five thousand, twenty-two".