10001211022100 has 36 divisors (see below), whose sum is σ = 22026547752384. Its totient is φ = 3940775683680.

The previous prime is 10001211022079. The next prime is 10001211022147. The reversal of 10001211022100 is 122011210001.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 746352332 + ... + 746365731.

Almost surely, 2^{10001211022100} is an apocalyptic number.

10001211022100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10001211022100 is an abundant number, since it is smaller than the sum of its proper divisors (12025336730284).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

10001211022100 is a wasteful number, since it uses less digits than its factorization.

10001211022100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1492718144 (or 1492718137 counting only the distinct ones).

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

Adding to 10001211022100 its reverse (122011210001), we get a palindrome (10123222232101).

The spelling of 10001211022100 in words is "ten trillion, one billion, two hundred eleven million, twenty-two thousand, one hundred".