220042101 has 8 divisors (see below), whose sum is σ = 310647744. Its totient is φ = 138065600.

The previous prime is 220042099. The next prime is 220042103. The reversal of 220042101 is 101240022.

It is an interprime number because it is at equal distance from previous prime (220042099) and next prime (220042103).

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 220042101 - 2¹ = 220042099 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220042103) 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, 2157225 + ... + 2157326.

It is an arithmetic number, because the mean of its divisors is an integer number (38830968).

Almost surely, 2^220042101 is an apocalyptic number.

It is an amenable number.

220042101 is a deficient number, since it is larger than the sum of its proper divisors (90605643).

220042101 is a wasteful number, since it uses less digits than its factorization.

220042101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4314571.

The product of its (nonzero) digits is 32, while the sum is 12.

The square root of 220042101 is about 14833.8161307197. The cubic root of 220042101 is about 603.7195796734.

Adding to 220042101 its reverse (101240022), we get a palindrome (321282123).

The spelling of 220042101 in words is "two hundred twenty million, forty-two thousand, one hundred one".