101103210120 has 96 divisors (see below), whose sum is σ = 333389972160. Its totient is φ = 24509865600.

The previous prime is 101103210107. The next prime is 101103210253. The reversal of 101103210120 is 21012301101.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a junction number, because it is equal to n+sod(n) for n = 101103210096 and 101103210105.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3466996 + ... + 3496035.

It is an arithmetic number, because the mean of its divisors is an integer number (3472812210).

Almost surely, 2^101103210120 is an apocalyptic number.

101103210120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

101103210120 is an abundant number, since it is smaller than the sum of its proper divisors (232286762040).

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

101103210120 is a wasteful number, since it uses less digits than its factorization.

101103210120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6963067 (or 6963052 counting only the distinct ones).

The product of its (nonzero) digits is 12, while the sum is 12.

Adding to 101103210120 its reverse (21012301101), we get a palindrome (122115511221).

The spelling of 101103210120 in words is "one hundred one billion, one hundred three million, two hundred ten thousand, one hundred twenty".