2011156310622 has 128 divisors (see below), whose sum is σ = 4396247654400. Its totient is φ = 611202758400.

The previous prime is 2011156310617. The next prime is 2011156310633. The reversal of 2011156310622 is 2260136511102.

It is a self number, because there is not a number n which added to its sum of digits gives 2011156310622.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 580083733 + ... + 580087199.

It is an arithmetic number, because the mean of its divisors is an integer number (34345684800).

Almost surely, 2^{2011156310622} is an apocalyptic number.

2011156310622 is an abundant number, since it is smaller than the sum of its proper divisors (2385091343778).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2011156310622 is a wasteful number, since it uses less digits than its factorization.

2011156310622 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5182.

The product of its (nonzero) digits is 4320, while the sum is 30.

The spelling of 2011156310622 in words is "two trillion, eleven billion, one hundred fifty-six million, three hundred ten thousand, six hundred twenty-two".