102033720 has 96 divisors (see below), whose sum is σ = 333983520. Its totient is φ = 27014400.

The previous prime is 102033719. The next prime is 102033733. The reversal of 102033720 is 27330201.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 102033693 and 102033702.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 53422 + ... + 55298.

It is an arithmetic number, because the mean of its divisors is an integer number (3478995).

Almost surely, 2^102033720 is an apocalyptic number.

102033720 is a gapful number since it is divisible by the number (10) 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 102033720, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (166991760).

102033720 is an abundant number, since it is smaller than the sum of its proper divisors (231949800).

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

102033720 is a wasteful number, since it uses less digits than its factorization.

102033720 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2045 (or 2038 counting only the distinct ones).

The product of its (nonzero) digits is 252, while the sum is 18.

The square root of 102033720 is about 10101.1741891723. The cubic root of 102033720 is about 467.2843543932.

Adding to 102033720 its reverse (27330201), we get a palindrome (129363921).

The spelling of 102033720 in words is "one hundred two million, thirty-three thousand, seven hundred twenty".