1370021243217 has 8 divisors (see below), whose sum is σ = 1992758172000. Its totient is φ = 830315904960.

The previous prime is 1370021243197. The next prime is 1370021243263. The reversal of 1370021243217 is 7123421200731.

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

It is not a de Polignac number, because 1370021243217 - 2⁶ = 1370021243153 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (33), and also a Moran number because the ratio is a prime number: 41515795249 = 1370021243217 / (1 + 3 + 7 + 0 + 0 + 2 + 1 + 2 + 4 + 3 + 2 + 1 + 7).

It is not an unprimeable number, because it can be changed into a prime (1370021243917) 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, 20757897592 + ... + 20757897657.

It is an arithmetic number, because the mean of its divisors is an integer number (249094771500).

Almost surely, 2^{1370021243217} is an apocalyptic number.

It is an amenable number.

1370021243217 is a deficient number, since it is larger than the sum of its proper divisors (622736928783).

1370021243217 is a wasteful number, since it uses less digits than its factorization.

1370021243217 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41515795263.

The product of its (nonzero) digits is 14112, while the sum is 33.

Adding to 1370021243217 its reverse (7123421200731), we get a palindrome (8493442443948).

The spelling of 1370021243217 in words is "one trillion, three hundred seventy billion, twenty-one million, two hundred forty-three thousand, two hundred seventeen".