2120422455135 has 32 divisors (see below), whose sum is σ = 3991383449280. Its totient is φ = 1064368917504.

The previous prime is 2120422455127. The next prime is 2120422455143. The reversal of 2120422455135 is 5315542240212.

2120422455135 is a `hidden beast` number, since 2 + 12 + 0 + 42 + 24 + 551 + 35 = 666.

It is an interprime number because it is at equal distance from previous prime (2120422455127) and next prime (2120422455143).

It is not a de Polignac number, because 2120422455135 - 2³ = 2120422455127 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2120422455135.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 461963382 + ... + 461967971.

It is an arithmetic number, because the mean of its divisors is an integer number (124730732790).

Almost surely, 2^{2120422455135} is an apocalyptic number.

2120422455135 is a deficient number, since it is larger than the sum of its proper divisors (1870960994145).

2120422455135 is a wasteful number, since it uses less digits than its factorization.

2120422455135 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 923931384 (or 923931378 counting only the distinct ones).

The product of its (nonzero) digits is 96000, while the sum is 36.

Adding to 2120422455135 its reverse (5315542240212), we get a palindrome (7435964695347).

The spelling of 2120422455135 in words is "two trillion, one hundred twenty billion, four hundred twenty-two million, four hundred fifty-five thousand, one hundred thirty-five".