221001022200101 has 8 divisors (see below), whose sum is σ = 259637564542944. Its totient is φ = 185455403244720.

The previous prime is 221001022200061. The next prime is 221001022200121. The reversal of 221001022200101 is 101002220100122.

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 221001022200101 - 2³⁸ = 220726144293157 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 (221001022200121) 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, 772730846711 + ... + 772730846996.

It is an arithmetic number, because the mean of its divisors is an integer number (32454695567868).

Almost surely, 2^{221001022200101} is an apocalyptic number.

It is an amenable number.

221001022200101 is a deficient number, since it is larger than the sum of its proper divisors (38636542342843).

221001022200101 is a wasteful number, since it uses less digits than its factorization.

221001022200101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1545461693731.

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

Adding to 221001022200101 its reverse (101002220100122), we get a palindrome (322003242300223).

It can be divided in two parts, 22100 and 1022200101, that added together give a palindrome (1022222201).

The spelling of 221001022200101 in words is "two hundred twenty-one trillion, one billion, twenty-two million, two hundred thousand, one hundred one".