101411440221 has 24 divisors (see below), whose sum is σ = 169390540704. Its totient is φ = 53491747680.

The previous prime is 101411440217. The next prime is 101411440271. The reversal of 101411440221 is 122044114101.

It is not a de Polignac number, because 101411440221 - 2² = 101411440217 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101411440271) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 26531695 + ... + 26535516.

It is an arithmetic number, because the mean of its divisors is an integer number (7057939196).

Almost surely, 2^101411440221 is an apocalyptic number.

It is an amenable number.

101411440221 is a deficient number, since it is larger than the sum of its proper divisors (67979100483).

101411440221 is a wasteful number, since it uses less digits than its factorization.

101411440221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53067241 (or 53067234 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 21.

Adding to 101411440221 its reverse (122044114101), we get a palindrome (223455554322).

The spelling of 101411440221 in words is "one hundred one billion, four hundred eleven million, four hundred forty thousand, two hundred twenty-one".