100102021022 has 4 divisors (see below), whose sum is σ = 150153031536. Its totient is φ = 50051010510.

The previous prime is 100102020979. The next prime is 100102021031. The reversal of 100102021022 is 220120201001.

It is a happy number.

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

It is a super-2 number, since 2×100102021022² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 100102020994 and 100102021012.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25025505254 + ... + 25025505257.

It is an arithmetic number, because the mean of its divisors is an integer number (37538257884).

Almost surely, 2^100102021022 is an apocalyptic number.

100102021022 is a deficient number, since it is larger than the sum of its proper divisors (50051010514).

100102021022 is an equidigital number, since it uses as much as digits as its factorization.

100102021022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50051010513.

The product of its (nonzero) digits is 16, while the sum is 11.

Adding to 100102021022 its reverse (220120201001), we get a palindrome (320222222023).

The spelling of 100102021022 in words is "one hundred billion, one hundred two million, twenty-one thousand, twenty-two".