102100076 has 12 divisors (see below), whose sum is σ = 192419472. Its totient is φ = 47123088.

The previous prime is 102100073. The next prime is 102100093. The reversal of 102100076 is 670001201.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (102100073) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 981680 + ... + 981783.

It is an arithmetic number, because the mean of its divisors is an integer number (16034956).

Almost surely, 2^102100076 is an apocalyptic number.

It is an amenable number.

102100076 is a deficient number, since it is larger than the sum of its proper divisors (90319396).

102100076 is a wasteful number, since it uses less digits than its factorization.

102100076 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1963480 (or 1963478 counting only the distinct ones).

The product of its (nonzero) digits is 84, while the sum is 17.

The square root of 102100076 is about 10104.4582239722. The cubic root of 102100076 is about 467.3856294141.

Adding to 102100076 its reverse (670001201), we get a palindrome (772101277).

The spelling of 102100076 in words is "one hundred two million, one hundred thousand, seventy-six".