102261557922 has 16 divisors (see below), whose sum is σ = 211575637440. Its totient is φ = 32911765712.

The previous prime is 102261557917. The next prime is 102261557927. The reversal of 102261557922 is 229755162201.

It is an interprime number because it is at equal distance from previous prime (102261557917) and next prime (102261557927).

It is not an unprimeable number, because it can be changed into a prime (102261557927) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 293854878 + ... + 293855225.

It is an arithmetic number, because the mean of its divisors is an integer number (13223477340).

Almost surely, 2^102261557922 is an apocalyptic number.

102261557922 is an abundant number, since it is smaller than the sum of its proper divisors (109314079518).

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

102261557922 is a wasteful number, since it uses less digits than its factorization.

102261557922 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 587710137.

The product of its (nonzero) digits is 151200, while the sum is 42.

The spelling of 102261557922 in words is "one hundred two billion, two hundred sixty-one million, five hundred fifty-seven thousand, nine hundred twenty-two".