2120533778035 has 32 divisors (see below), whose sum is σ = 2644094678400. Its totient is φ = 1630660792320.

The previous prime is 2120533778029. The next prime is 2120533778141. The reversal of 2120533778035 is 5308773350212.

It is a de Polignac number, because none of the positive numbers 2^k-2120533778035 is a prime.

It is a super-2 number, since 2×2120533778035² (a number of 25 digits) contains 22 as substring.

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, 29693251 + ... + 29764579.

It is an arithmetic number, because the mean of its divisors is an integer number (82627958700).

Almost surely, 2^{2120533778035} is an apocalyptic number.

2120533778035 is a deficient number, since it is larger than the sum of its proper divisors (523560900365).

2120533778035 is a wasteful number, since it uses less digits than its factorization.

2120533778035 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 72271.

The product of its (nonzero) digits is 1058400, while the sum is 46.

The spelling of 2120533778035 in words is "two trillion, one hundred twenty billion, five hundred thirty-three million, seven hundred seventy-eight thousand, thirty-five".