101120103100100 has 144 divisors (see below), whose sum is σ = 259433891001600. Its totient is φ = 33473141291520.

The previous prime is 101120103100099. The next prime is 101120103100157. The reversal of 101120103100100 is 1001301021101.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 820525286 + ... + 820648514.

Almost surely, 2^{101120103100100} is an apocalyptic number.

101120103100100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 101120103100100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (129716945500800).

101120103100100 is an abundant number, since it is smaller than the sum of its proper divisors (158313787901500).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

101120103100100 is a wasteful number, since it uses less digits than its factorization.

101120103100100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 163702 (or 163695 counting only the distinct ones).

The product of its (nonzero) digits is 6, while the sum is 11.

Adding to 101120103100100 its reverse (1001301021101), we get a palindrome (102121404121201).

The spelling of 101120103100100 in words is "one hundred one trillion, one hundred twenty billion, one hundred three million, one hundred thousand, one hundred".