102310992 has 160 divisors (see below), whose sum is σ = 350453760. Its totient is φ = 27941760.

The previous prime is 102310987. The next prime is 102311003. The reversal of 102310992 is 299013201.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 68817 + ... + 70287.

It is an arithmetic number, because the mean of its divisors is an integer number (2190336).

Almost surely, 2^102310992 is an apocalyptic number.

102310992 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 102310992, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (175226880).

102310992 is an abundant number, since it is smaller than the sum of its proper divisors (248142768).

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

102310992 is a wasteful number, since it uses less digits than its factorization.

102310992 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1518 (or 1506 counting only the distinct ones).

The product of its (nonzero) digits is 972, while the sum is 27.

The square root of 102310992 is about 10114.8896187749. The cubic root of 102310992 is about 467.7072462312.

It can be divided in two parts, 1023109 and 92, that added together give a palindrome (1023201).

The spelling of 102310992 in words is "one hundred two million, three hundred ten thousand, nine hundred ninety-two".