11402781022 has 16 divisors (see below), whose sum is σ = 17675242992. Its totient is φ = 5513659200.

The previous prime is 11402780999. The next prime is 11402781067. The reversal of 11402781022 is 22018720411.

11402781022 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 647703 + ... + 665074.

It is an arithmetic number, because the mean of its divisors is an integer number (1104702687).

Almost surely, 2^11402781022 is an apocalyptic number.

11402781022 is a deficient number, since it is larger than the sum of its proper divisors (6272461970).

11402781022 is a wasteful number, since it uses less digits than its factorization.

11402781022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1312923.

The product of its (nonzero) digits is 1792, while the sum is 28.

The spelling of 11402781022 in words is "eleven billion, four hundred two million, seven hundred eighty-one thousand, twenty-two".