101031320220000 has 240 divisors, whose sum is σ = 332723316606912. Its totient is φ = 26834344000000.

The previous prime is 101031320219987. The next prime is 101031320220049. The reversal of 101031320220000 is 22023130101.

It is a tau number, because it is divible by the number of its divisors (240).

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 11705707 + ... + 18414293.

Almost surely, 2^{101031320220000} is an apocalyptic number.

101031320220000 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 101031320220000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (166361658303456).

101031320220000 is an abundant number, since it is smaller than the sum of its proper divisors (231691996386912).

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

101031320220000 is an equidigital number, since it uses as much as digits as its factorization.

101031320220000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6708871 (or 6708848 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 15.

Adding to 101031320220000 its reverse (22023130101), we get a palindrome (101053343350101).

The spelling of 101031320220000 in words is "one hundred one trillion, thirty-one billion, three hundred twenty million, two hundred twenty thousand".