2051225301511 has 2 divisors, whose sum is σ = 2051225301512. Its totient is φ = 2051225301510.

The previous prime is 2051225301479. The next prime is 2051225301533. The reversal of 2051225301511 is 1151035221502.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2051225301511 - 2⁵ = 2051225301479 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2051225301511.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2051225301551) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1025612650755 + 1025612650756.

It is an arithmetic number, because the mean of its divisors is an integer number (1025612650756).

Almost surely, 2^{2051225301511} is an apocalyptic number.

2051225301511 is a deficient number, since it is larger than the sum of its proper divisors (1).

2051225301511 is an equidigital number, since it uses as much as digits as its factorization.

2051225301511 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3000, while the sum is 28.

The spelling of 2051225301511 in words is "two trillion, fifty-one billion, two hundred twenty-five million, three hundred one thousand, five hundred eleven".