10211112000021 has 8 divisors (see below), whose sum is σ = 13615928461440. Its totient is φ = 6806851769312.

The previous prime is 10211112000013. The next prime is 10211112000053. The reversal of 10211112000021 is 12000021111201.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 10211112000021 - 2³ = 10211112000013 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 10211111999970 and 10211112000006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10211112001021) 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, 139014840 + ... + 139088273.

It is an arithmetic number, because the mean of its divisors is an integer number (1701991057680).

Almost surely, 2^{10211112000021} is an apocalyptic number.

It is an amenable number.

10211112000021 is a deficient number, since it is larger than the sum of its proper divisors (3404816461419).

10211112000021 is a wasteful number, since it uses less digits than its factorization.

10211112000021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 278115355.

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 10211112000021 its reverse (12000021111201), we get a palindrome (22211133111222).

The spelling of 10211112000021 in words is "ten trillion, two hundred eleven billion, one hundred twelve million, twenty-one", and thus it is an aban number.