20211101100412 has 6 divisors (see below), whose sum is σ = 35369426925728. Its totient is φ = 10105550550204.

The previous prime is 20211101100389. The next prime is 20211101100481. The reversal of 20211101100412 is 21400110111202.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2526387637548 + ... + 2526387637555.

Almost surely, 2^{20211101100412} is an apocalyptic number.

It is an amenable number.

20211101100412 is a deficient number, since it is larger than the sum of its proper divisors (15158325825316).

20211101100412 is a wasteful number, since it uses less digits than its factorization.

20211101100412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5052775275107 (or 5052775275105 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 20211101100412 its reverse (21400110111202), we get a palindrome (41611211211614).

The spelling of 20211101100412 in words is "twenty trillion, two hundred eleven billion, one hundred one million, one hundred thousand, four hundred twelve".