121413211342222 has 32 divisors (see below), whose sum is σ = 193556419318080. Its totient is φ = 56921222545920.

The previous prime is 121413211342187. The next prime is 121413211342223. The reversal of 121413211342222 is 222243112314121.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (121413211342223) 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, 277280023 + ... + 277717549.

It is an arithmetic number, because the mean of its divisors is an integer number (6048638103690).

Almost surely, 2^{121413211342222} is an apocalyptic number.

121413211342222 is a deficient number, since it is larger than the sum of its proper divisors (72143207975858).

121413211342222 is a wasteful number, since it uses less digits than its factorization.

121413211342222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 468156.

The product of its digits is 9216, while the sum is 31.

Adding to 121413211342222 its reverse (222243112314121), we get a palindrome (343656323656343).

The spelling of 121413211342222 in words is "one hundred twenty-one trillion, four hundred thirteen billion, two hundred eleven million, three hundred forty-two thousand, two hundred twenty-two".