102422132 has 6 divisors (see below), whose sum is σ = 179238738. Its totient is φ = 51211064.

The previous prime is 102422107. The next prime is 102422137. The reversal of 102422132 is 231224201.

It can be written as a sum of positive squares in only one way, i.e., 93624976 + 8797156 = 9676^2 + 2966^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 102422132.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102422137) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12802763 + ... + 12802770.

It is an arithmetic number, because the mean of its divisors is an integer number (29873123).

Almost surely, 2^102422132 is an apocalyptic number.

It is an amenable number.

102422132 is a deficient number, since it is larger than the sum of its proper divisors (76816606).

102422132 is a wasteful number, since it uses less digits than its factorization.

102422132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25605537 (or 25605535 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 17.

The square root of 102422132 is about 10120.3820086003. The cubic root of 102422132 is about 467.8765410822.

Adding to 102422132 its reverse (231224201), we get a palindrome (333646333).

The spelling of 102422132 in words is "one hundred two million, four hundred twenty-two thousand, one hundred thirty-two".