1214242021122 has 64 divisors (see below), whose sum is σ = 2639185186176. Its totient is φ = 370207918080.

The previous prime is 1214242021117. The next prime is 1214242021141. The reversal of 1214242021122 is 2211202424121.

It is a junction number, because it is equal to n+sod(n) for n = 1214242021092 and 1214242021101.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6788428 + ... + 6965000.

It is an arithmetic number, because the mean of its divisors is an integer number (41237268534).

Almost surely, 2^{1214242021122} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1214242021122, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1319592593088).

1214242021122 is an abundant number, since it is smaller than the sum of its proper divisors (1424943165054).

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

1214242021122 is a wasteful number, since it uses less digits than its factorization.

1214242021122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 177395.

The product of its (nonzero) digits is 1024, while the sum is 24.

Adding to 1214242021122 its reverse (2211202424121), we get a palindrome (3425444445243).

The spelling of 1214242021122 in words is "one trillion, two hundred fourteen billion, two hundred forty-two million, twenty-one thousand, one hundred twenty-two".