2223236779011 has 48 divisors (see below), whose sum is σ = 3263429145600. Its totient is φ = 1458255591936.

The previous prime is 2223236778949. The next prime is 2223236779163. The reversal of 2223236779011 is 1109776323222.

2223236779011 is a `hidden beast` number, since 222 + 323 + 6 + 7 + 7 + 90 + 11 = 666.

It is not a de Polignac number, because 2223236779011 - 2⁶ = 2223236778947 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2223216779011) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 628208680 + ... + 628212218.

It is an arithmetic number, because the mean of its divisors is an integer number (67988107200).

Almost surely, 2^{2223236779011} is an apocalyptic number.

2223236779011 is a deficient number, since it is larger than the sum of its proper divisors (1040192366589).

2223236779011 is a wasteful number, since it uses less digits than its factorization.

2223236779011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6480 (or 6477 counting only the distinct ones).

The product of its (nonzero) digits is 381024, while the sum is 45.

The spelling of 2223236779011 in words is "two trillion, two hundred twenty-three billion, two hundred thirty-six million, seven hundred seventy-nine thousand, eleven".