1370021211211 has 4 divisors (see below), whose sum is σ = 1407048811552. Its totient is φ = 1332993610872.

The previous prime is 1370021211173. The next prime is 1370021211233. The reversal of 1370021211211 is 1121121200731.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1370021211211 - 2²⁹ = 1369484340299 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1370021211511) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18513800115 + ... + 18513800188.

It is an arithmetic number, because the mean of its divisors is an integer number (351762202888).

Almost surely, 2^{1370021211211} is an apocalyptic number.

1370021211211 is a deficient number, since it is larger than the sum of its proper divisors (37027600341).

1370021211211 is an equidigital number, since it uses as much as digits as its factorization.

1370021211211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37027600340.

The product of its (nonzero) digits is 168, while the sum is 22.

Adding to 1370021211211 its reverse (1121121200731), we get a palindrome (2491142411942).

The spelling of 1370021211211 in words is "one trillion, three hundred seventy billion, twenty-one million, two hundred eleven thousand, two hundred eleven".