1370022071221 has 8 divisors (see below), whose sum is σ = 1370659008960. Its totient is φ = 1369385230752.

The previous prime is 1370022071213. The next prime is 1370022071227. The reversal of 1370022071221 is 1221702200731.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1370022071221 - 2³ = 1370022071213 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1370022071221.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1370022071227) 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, 51273361 + ... + 51300073.

It is an arithmetic number, because the mean of its divisors is an integer number (171332376120).

Almost surely, 2^{1370022071221} is an apocalyptic number.

It is an amenable number.

1370022071221 is a deficient number, since it is larger than the sum of its proper divisors (636937739).

1370022071221 is a wasteful number, since it uses less digits than its factorization.

1370022071221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48635.

The product of its (nonzero) digits is 2352, while the sum is 28.

Adding to 1370022071221 its reverse (1221702200731), we get a palindrome (2591724271952).

The spelling of 1370022071221 in words is "one trillion, three hundred seventy billion, twenty-two million, seventy-one thousand, two hundred twenty-one".