102031058 has 4 divisors (see below), whose sum is σ = 153046590. Its totient is φ = 51015528.

The previous prime is 102031051. The next prime is 102031067. The reversal of 102031058 is 850130201.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 101868649 + 162409 = 10093^2 + 403^2 .

It is not an unprimeable number, because it can be changed into a prime (102031051) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25507763 + ... + 25507766.

Almost surely, 2^102031058 is an apocalyptic number.

102031058 is a deficient number, since it is larger than the sum of its proper divisors (51015532).

102031058 is an equidigital number, since it uses as much as digits as its factorization.

102031058 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51015531.

The product of its (nonzero) digits is 240, while the sum is 20.

The square root of 102031058 is about 10101.0424214533. The cubic root of 102031058 is about 467.2802906328.

Adding to 102031058 its reverse (850130201), we get a palindrome (952161259).

The spelling of 102031058 in words is "one hundred two million, thirty-one thousand, fifty-eight".