102100022 has 8 divisors (see below), whose sum is σ = 153210072. Its totient is φ = 51030000.

The previous prime is 102100007. The next prime is 102100067. The reversal of 102100022 is 220001201.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 102099982 and 102100009.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2504 + ... + 14507.

It is an arithmetic number, because the mean of its divisors is an integer number (19151259).

Almost surely, 2^102100022 is an apocalyptic number.

102100022 is a deficient number, since it is larger than the sum of its proper divisors (51110050).

102100022 is a wasteful number, since it uses less digits than its factorization.

102100022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20014.

The product of its (nonzero) digits is 8, while the sum is 8.

The square root of 102100022 is about 10104.4555518840. The cubic root of 102100022 is about 467.3855470151.

Adding to 102100022 its reverse (220001201), we get a palindrome (322101223).

The spelling of 102100022 in words is "one hundred two million, one hundred thousand, twenty-two".