20234211111 has 12 divisors (see below), whose sum is σ = 29234612992. Its totient is φ = 13486049856.

The previous prime is 20234211091. The next prime is 20234211131. The reversal of 20234211111 is 11111243202.

20234211111 is a `hidden beast` number, since 202 + 342 + 11 + 111 = 666.

It is an interprime number because it is at equal distance from previous prime (20234211091) and next prime (20234211131).

It is not a de Polignac number, because 20234211111 - 2⁵ = 20234211079 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20234211131) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 247666 + ... + 319071.

Almost surely, 2^20234211111 is an apocalyptic number.

20234211111 is a deficient number, since it is larger than the sum of its proper divisors (9000401881).

20234211111 is a wasteful number, since it uses less digits than its factorization.

20234211111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 570710 (or 570707 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 18.

Adding to 20234211111 its reverse (11111243202), we get a palindrome (31345454313).

The spelling of 20234211111 in words is "twenty billion, two hundred thirty-four million, two hundred eleven thousand, one hundred eleven".