20001101212 has 6 divisors (see below), whose sum is σ = 35001927128. Its totient is φ = 10000550604.

The previous prime is 20001101207. The next prime is 20001101249. The reversal of 20001101212 is 21210110002.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2500137648 + ... + 2500137655.

Almost surely, 2^20001101212 is an apocalyptic number.

It is an amenable number.

20001101212 is a deficient number, since it is larger than the sum of its proper divisors (15000825916).

20001101212 is a wasteful number, since it uses less digits than its factorization.

20001101212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5000275307 (or 5000275305 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 10.

Adding to 20001101212 its reverse (21210110002), we get a palindrome (41211211214).

The spelling of 20001101212 in words is "twenty billion, one million, one hundred one thousand, two hundred twelve".