220120020101 has 8 divisors (see below), whose sum is σ = 224890715520. Its totient is φ = 215352961888.

The previous prime is 220120020089. The next prime is 220120020119. The reversal of 220120020101 is 101020021022.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 220120020101 - 2¹⁴ = 220120003717 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220120026101) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 786776 + ... + 1029201.

It is an arithmetic number, because the mean of its divisors is an integer number (28111339440).

Almost surely, 2^220120020101 is an apocalyptic number.

It is an amenable number.

220120020101 is a deficient number, since it is larger than the sum of its proper divisors (4770695419).

220120020101 is a wasteful number, since it uses less digits than its factorization.

220120020101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1818603.

The product of its (nonzero) digits is 16, while the sum is 11.

Adding to 220120020101 its reverse (101020021022), we get a palindrome (321140041123).

The spelling of 220120020101 in words is "two hundred twenty billion, one hundred twenty million, twenty thousand, one hundred one".