2211263253 has 64 divisors (see below), whose sum is σ = 3607372800. Its totient is φ = 1332495360.

The previous prime is 2211263239. The next prime is 2211263273. The reversal of 2211263253 is 3523621122.

It is a happy number.

2211263253 is a `hidden beast` number, since 2 + 21 + 1 + 2 + 632 + 5 + 3 = 666.

It is not a de Polignac number, because 2211263253 - 2⁶ = 2211263189 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2211263273) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 3606975 + ... + 3607587.

It is an arithmetic number, because the mean of its divisors is an integer number (56365200).

Almost surely, 2^2211263253 is an apocalyptic number.

It is an amenable number.

2211263253 is a deficient number, since it is larger than the sum of its proper divisors (1396109547).

2211263253 is a wasteful number, since it uses less digits than its factorization.

2211263253 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 939 (or 933 counting only the distinct ones).

The product of its digits is 4320, while the sum is 27.

The square root of 2211263253 is about 47024.0709956082. The cubic root of 2211263253 is about 1302.8071987093.

Adding to 2211263253 its reverse (3523621122), we get a palindrome (5734884375).

The spelling of 2211263253 in words is "two billion, two hundred eleven million, two hundred sixty-three thousand, two hundred fifty-three".