20211101102 has 16 divisors (see below), whose sum is σ = 30660450912. Its totient is φ = 9991596960.

The previous prime is 20211101089. The next prime is 20211101107. The reversal of 20211101102 is 20110111202.

It is a super-2 number, since 2×20211101102² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20211101107) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 98738 + ... + 223989.

It is an arithmetic number, because the mean of its divisors is an integer number (1916278182).

Almost surely, 2^20211101102 is an apocalyptic number.

20211101102 is a deficient number, since it is larger than the sum of its proper divisors (10449349810).

20211101102 is a wasteful number, since it uses less digits than its factorization.

20211101102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 323083.

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 20211101102 its reverse (20110111202), we get a palindrome (40321212304).

The spelling of 20211101102 in words is "twenty billion, two hundred eleven million, one hundred one thousand, one hundred two".