102263602642142 has 16 divisors (see below), whose sum is σ = 158433970204032. Its totient is φ = 49454161061760.

The previous prime is 102263602642133. The next prime is 102263602642147. The reversal of 102263602642142 is 241246206362201.

It is a self number, because there is not a number n which added to its sum of digits gives 102263602642142.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102263602642147) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 470345663 + ... + 470563034.

It is an arithmetic number, because the mean of its divisors is an integer number (9902123137752).

Almost surely, 2^{102263602642142} is an apocalyptic number.

102263602642142 is a deficient number, since it is larger than the sum of its proper divisors (56170367561890).

102263602642142 is a wasteful number, since it uses less digits than its factorization.

102263602642142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 940910483.

The product of its (nonzero) digits is 331776, while the sum is 41.

The spelling of 102263602642142 in words is "one hundred two trillion, two hundred sixty-three billion, six hundred two million, six hundred forty-two thousand, one hundred forty-two".