102010198 has 16 divisors (see below), whose sum is σ = 161468640. Its totient is φ = 48237376.

The previous prime is 102010187. The next prime is 102010199. The reversal of 102010198 is 891010201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102010199) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8365 + ... + 16552.

It is an arithmetic number, because the mean of its divisors is an integer number (10091790).

Almost surely, 2^102010198 is an apocalyptic number.

102010198 is a deficient number, since it is larger than the sum of its proper divisors (59458442).

102010198 is a wasteful number, since it uses less digits than its factorization.

102010198 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25031.

The product of its (nonzero) digits is 144, while the sum is 22.

The square root of 102010198 is about 10100.0098019754. The cubic root of 102010198 is about 467.2484436919.

Adding to 102010198 its reverse (891010201), we get a palindrome (993020399).

The spelling of 102010198 in words is "one hundred two million, ten thousand, one hundred ninety-eight".