22540100211 has 24 divisors (see below), whose sum is σ = 34763579136. Its totient is φ = 14039126640.

The previous prime is 22540100203. The next prime is 22540100213. The reversal of 22540100211 is 11200104522.

22540100211 is a `hidden beast` number, since 2 + 2 + 540 + 100 + 21 + 1 = 666.

It is not a de Polignac number, because 22540100211 - 2³ = 22540100203 is a prime.

It is a super-2 number, since 2×22540100211² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (22540100213) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1257255 + ... + 1275056.

It is an arithmetic number, because the mean of its divisors is an integer number (1448482464).

Almost surely, 2^22540100211 is an apocalyptic number.

22540100211 is a deficient number, since it is larger than the sum of its proper divisors (12223478925).

22540100211 is a wasteful number, since it uses less digits than its factorization.

22540100211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2532383 (or 2532380 counting only the distinct ones).

The product of its (nonzero) digits is 160, while the sum is 18.

Adding to 22540100211 its reverse (11200104522), we get a palindrome (33740204733).

The spelling of 22540100211 in words is "twenty-two billion, five hundred forty million, one hundred thousand, two hundred eleven".