220200120021151 has 2 divisors, whose sum is σ = 220200120021152. Its totient is φ = 220200120021150.

The previous prime is 220200120021149. The next prime is 220200120021181. The reversal of 220200120021151 is 151120021002022.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 220200120021151 - 2¹ = 220200120021149 is a prime.

Together with 220200120021149, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (220200120021181) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 110100060010575 + 110100060010576.

It is an arithmetic number, because the mean of its divisors is an integer number (110100060010576).

Almost surely, 2^{220200120021151} is an apocalyptic number.

220200120021151 is a deficient number, since it is larger than the sum of its proper divisors (1).

220200120021151 is an equidigital number, since it uses as much as digits as its factorization.

220200120021151 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 160, while the sum is 19.

Adding to 220200120021151 its reverse (151120021002022), we get a palindrome (371320141023173).

The spelling of 220200120021151 in words is "two hundred twenty trillion, two hundred billion, one hundred twenty million, twenty-one thousand, one hundred fifty-one".