100112021102 has 4 divisors (see below), whose sum is σ = 150168031656. Its totient is φ = 50056010550.

The previous prime is 100112021101. The next prime is 100112021131. The reversal of 100112021102 is 201120211001.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 201120211001 = 239 ⋅841507159.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100112021101) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25028005274 + ... + 25028005277.

It is an arithmetic number, because the mean of its divisors is an integer number (37542007914).

Almost surely, 2^100112021102 is an apocalyptic number.

100112021102 is a deficient number, since it is larger than the sum of its proper divisors (50056010554).

100112021102 is an equidigital number, since it uses as much as digits as its factorization.

100112021102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50056010553.

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 100112021102 its reverse (201120211001), we get a palindrome (301232232103).

The spelling of 100112021102 in words is "one hundred billion, one hundred twelve million, twenty-one thousand, one hundred two".