221011101201102 has 16 divisors (see below), whose sum is σ = 442022902699392. Its totient is φ = 73670250350840.

The previous prime is 221011101201101. The next prime is 221011101201131. The reversal of 221011101201102 is 201102101110122.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (221011101201101) 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, 25030938 + ... + 32688989.

It is an arithmetic number, because the mean of its divisors is an integer number (27626431418712).

Almost surely, 2^{221011101201102} is an apocalyptic number.

221011101201102 is an abundant number, since it is smaller than the sum of its proper divisors (221011801498290).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

221011101201102 is a wasteful number, since it uses less digits than its factorization.

221011101201102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58358103.

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 221011101201102 its reverse (201102101110122), we get a palindrome (422113202311224).

The spelling of 221011101201102 in words is "two hundred twenty-one trillion, eleven billion, one hundred one million, two hundred one thousand, one hundred two".