20220100011 has 32 divisors (see below), whose sum is σ = 31118653440. Its totient is φ = 12966004800.

The previous prime is 20220099967. The next prime is 20220100063. The reversal of 20220100011 is 11000102202.

It is not a de Polignac number, because 20220100011 - 2⁶ = 20220099947 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a junction number, because it is equal to n+sod(n) for n = 20220099966 and 20220100002.

It is not an unprimeable number, because it can be changed into a prime (20220100081) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 50035 + ... + 207228.

It is an arithmetic number, because the mean of its divisors is an integer number (972457920).

Almost surely, 2^20220100011 is an apocalyptic number.

20220100011 is a deficient number, since it is larger than the sum of its proper divisors (10898553429).

20220100011 is a wasteful number, since it uses less digits than its factorization.

20220100011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 257384 (or 257378 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 9.

Adding to 20220100011 its reverse (11000102202), we get a palindrome (31220202213).

The spelling of 20220100011 in words is "twenty billion, two hundred twenty million, one hundred thousand, eleven".