220202103121 has 32 divisors (see below), whose sum is σ = 299218203648. Its totient is φ = 156478789440.

The previous prime is 220202103103. The next prime is 220202103127. The reversal of 220202103121 is 121301202022.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 220202103121 - 2²³ = 220193714513 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 220202103095 and 220202103104.

It is not an unprimeable number, because it can be changed into a prime (220202103127) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1242111 + ... + 1408276.

It is an arithmetic number, because the mean of its divisors is an integer number (9350568864).

Almost surely, 2^220202103121 is an apocalyptic number.

It is an amenable number.

220202103121 is a deficient number, since it is larger than the sum of its proper divisors (79016100527).

220202103121 is a wasteful number, since it uses less digits than its factorization.

220202103121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2650501.

The product of its (nonzero) digits is 96, while the sum is 16.

Adding to 220202103121 its reverse (121301202022), we get a palindrome (341503305143).

It can be divided in two parts, 220202 and 103121, that added together give a palindrome (323323).

The spelling of 220202103121 in words is "two hundred twenty billion, two hundred two million, one hundred three thousand, one hundred twenty-one".