102545244402 has 32 divisors (see below), whose sum is σ = 210397086144. Its totient is φ = 33299731200.

The previous prime is 102545244397. The next prime is 102545244437. The reversal of 102545244402 is 204442545201.

102545244402 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 131643 + ... + 471614.

It is an arithmetic number, because the mean of its divisors is an integer number (6574908942).

Almost surely, 2^102545244402 is an apocalyptic number.

102545244402 is an abundant number, since it is smaller than the sum of its proper divisors (107851841742).

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

102545244402 is a wasteful number, since it uses less digits than its factorization.

102545244402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 603994.

The product of its (nonzero) digits is 51200, while the sum is 33.

Adding to 102545244402 its reverse (204442545201), we get a palindrome (306987789603).

The spelling of 102545244402 in words is "one hundred two billion, five hundred forty-five million, two hundred forty-four thousand, four hundred two".