21222231413141 has 16 divisors (see below), whose sum is σ = 23241815612928. Its totient is φ = 19217709903600.

The previous prime is 21222231413101. The next prime is 21222231413219. The reversal of 21222231413141 is 14131413222212.

It is a cyclic number.

It is not a de Polignac number, because 21222231413141 - 2³⁴ = 21205051543957 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (21222231413101) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 29813546 + ... + 30517076.

It is an arithmetic number, because the mean of its divisors is an integer number (1452613475808).

Almost surely, 2^{21222231413141} is an apocalyptic number.

It is an amenable number.

21222231413141 is a deficient number, since it is larger than the sum of its proper divisors (2019584199787).

21222231413141 is a wasteful number, since it uses less digits than its factorization.

21222231413141 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 714232.

The product of its digits is 4608, while the sum is 29.

Adding to 21222231413141 its reverse (14131413222212), we get a palindrome (35353644635353).

The spelling of 21222231413141 in words is "twenty-one trillion, two hundred twenty-two billion, two hundred thirty-one million, four hundred thirteen thousand, one hundred forty-one".