102302005542 has 64 divisors (see below), whose sum is σ = 223866664704. Its totient is φ = 30908787840.

The previous prime is 102302005541. The next prime is 102302005549. The reversal of 102302005542 is 245500203201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102302005541) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 40007328 + ... + 40009884.

It is an arithmetic number, because the mean of its divisors is an integer number (3497916636).

Almost surely, 2^102302005542 is an apocalyptic number.

102302005542 is an abundant number, since it is smaller than the sum of its proper divisors (121564659162).

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

102302005542 is a wasteful number, since it uses less digits than its factorization.

102302005542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4133.

The product of its (nonzero) digits is 2400, while the sum is 24.

Adding to 102302005542 its reverse (245500203201), we get a palindrome (347802208743).

The spelling of 102302005542 in words is "one hundred two billion, three hundred two million, five thousand, five hundred forty-two".