2120022222151 has 4 divisors (see below), whose sum is σ = 2121933875400. Its totient is φ = 2118110568904.

The previous prime is 2120022222133. The next prime is 2120022222169. The reversal of 2120022222151 is 1512222200212.

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

It is an interprime number because it is at equal distance from previous prime (2120022222133) and next prime (2120022222169).

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2120022222151 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2120022222181) 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, 955824961 + ... + 955827178.

It is an arithmetic number, because the mean of its divisors is an integer number (530483468850).

Almost surely, 2^{2120022222151} is an apocalyptic number.

2120022222151 is a deficient number, since it is larger than the sum of its proper divisors (1911653249).

2120022222151 is a wasteful number, since it uses less digits than its factorization.

2120022222151 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1911653248.

The product of its (nonzero) digits is 640, while the sum is 22.

Adding to 2120022222151 its reverse (1512222200212), we get a palindrome (3632244422363).

The spelling of 2120022222151 in words is "two trillion, one hundred twenty billion, twenty-two million, two hundred twenty-two thousand, one hundred fifty-one".