102020192 has 12 divisors (see below), whose sum is σ = 200852316. Its totient is φ = 51010080.

The previous prime is 102020189. The next prime is 102020227. The reversal of 102020192 is 291020201.

It is a self number, because there is not a number n which added to its sum of digits gives 102020192.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1594034 + ... + 1594097.

It is an arithmetic number, because the mean of its divisors is an integer number (16737693).

Almost surely, 2^102020192 is an apocalyptic number.

It is an amenable number.

102020192 is a deficient number, since it is larger than the sum of its proper divisors (98832124).

102020192 is an equidigital number, since it uses as much as digits as its factorization.

102020192 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3188141 (or 3188133 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 17.

The square root of 102020192 is about 10100.5045418533. The cubic root of 102020192 is about 467.2637020633.

Adding to 102020192 its reverse (291020201), we get a palindrome (393040393).

It can be divided in two parts, 1020 and 20192, that added together give a palindrome (21212).

The spelling of 102020192 in words is "one hundred two million, twenty thousand, one hundred ninety-two".