220121334101 has 8 divisors (see below), whose sum is σ = 229705756224. Its totient is φ = 210538072800.

The previous prime is 220121334091. The next prime is 220121334119. The reversal of 220121334101 is 101433121022.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-220121334101 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 (220121334131) 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, 109001 + ... + 672401.

It is an arithmetic number, because the mean of its divisors is an integer number (28713219528).

Almost surely, 2^220121334101 is an apocalyptic number.

It is an amenable number.

220121334101 is a deficient number, since it is larger than the sum of its proper divisors (9584422123).

220121334101 is a wasteful number, since it uses less digits than its factorization.

220121334101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 580411.

The product of its (nonzero) digits is 288, while the sum is 20.

Adding to 220121334101 its reverse (101433121022), we get a palindrome (321554455123).

The spelling of 220121334101 in words is "two hundred twenty billion, one hundred twenty-one million, three hundred thirty-four thousand, one hundred one".