120020221021001 has 16 divisors (see below), whose sum is σ = 144013676000640. Its totient is φ = 97844585731200.

The previous prime is 120020221020941. The next prime is 120020221021013. The reversal of 120020221021001 is 100120122020021.

It is a de Polignac number, because none of the positive numbers 2^k-120020221021001 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (120020221020001) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4412170100 + ... + 4412197301.

It is an arithmetic number, because the mean of its divisors is an integer number (9000854750040).

Almost surely, 2^{120020221021001} is an apocalyptic number.

It is an amenable number.

120020221021001 is a deficient number, since it is larger than the sum of its proper divisors (23993454979639).

120020221021001 is an equidigital number, since it uses as much as digits as its factorization.

120020221021001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8824367504.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 120020221021001 its reverse (100120122020021), we get a palindrome (220140343041022).

The spelling of 120020221021001 in words is "one hundred twenty trillion, twenty billion, two hundred twenty-one million, twenty-one thousand, one".