2051374204227 has 4 divisors (see below), whose sum is σ = 2735165605640. Its totient is φ = 1367582802816.

The previous prime is 2051374204223. The next prime is 2051374204247. The reversal of 2051374204227 is 7224024731502.

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

It is not a de Polignac number, because 2051374204227 - 2² = 2051374204223 is a prime.

It is a super-2 number, since 2×2051374204227² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2051374204223) 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, 341895700702 + ... + 341895700707.

It is an arithmetic number, because the mean of its divisors is an integer number (683791401410).

Almost surely, 2^{2051374204227} is an apocalyptic number.

2051374204227 is a deficient number, since it is larger than the sum of its proper divisors (683791401413).

2051374204227 is an equidigital number, since it uses as much as digits as its factorization.

2051374204227 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 683791401412.

The product of its (nonzero) digits is 188160, while the sum is 39.

Adding to 2051374204227 its reverse (7224024731502), we get a palindrome (9275398935729).

The spelling of 2051374204227 in words is "two trillion, fifty-one billion, three hundred seventy-four million, two hundred four thousand, two hundred twenty-seven".