20211011102 has 32 divisors (see below), whose sum is σ = 32864527872. Its totient is φ = 9284736384.

The previous prime is 20211011087. The next prime is 20211011123. The reversal of 20211011102 is 20111011202.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4276913 + ... + 4281635.

It is an arithmetic number, because the mean of its divisors is an integer number (1027016496).

Almost surely, 2^20211011102 is an apocalyptic number.

20211011102 is a deficient number, since it is larger than the sum of its proper divisors (12653516770).

20211011102 is a wasteful number, since it uses less digits than its factorization.

20211011102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7712.

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

Adding to 20211011102 its reverse (20111011202), we get a palindrome (40322022304).

The spelling of 20211011102 in words is "twenty billion, two hundred eleven million, eleven thousand, one hundred two".