1375222452211 has 4 divisors (see below), whose sum is σ = 1382133118000. Its totient is φ = 1368311786424.

The previous prime is 1375222452157. The next prime is 1375222452277. The reversal of 1375222452211 is 1122542225731.

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 1375222452211 - 2¹⁵ = 1375222419443 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1375222453211) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3455332596 + ... + 3455332993.

It is an arithmetic number, because the mean of its divisors is an integer number (345533279500).

Almost surely, 2^{1375222452211} is an apocalyptic number.

1375222452211 is a deficient number, since it is larger than the sum of its proper divisors (6910665789).

1375222452211 is an equidigital number, since it uses as much as digits as its factorization.

1375222452211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6910665788.

The product of its digits is 67200, while the sum is 37.

Adding to 1375222452211 its reverse (1122542225731), we get a palindrome (2497764677942).

The spelling of 1375222452211 in words is "one trillion, three hundred seventy-five billion, two hundred twenty-two million, four hundred fifty-two thousand, two hundred eleven".