212000020000011 has 20 divisors (see below), whose sum is σ = 326907239127744. Its totient is φ = 136774206450000.

The previous prime is 212000020000003. The next prime is 212000020000019. The reversal of 212000020000011 is 110000020000212.

It is an interprime number because it is at equal distance from previous prime (212000020000003) and next prime (212000020000019).

It is not a de Polignac number, because 212000020000011 - 2³ = 212000020000003 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a junction number, because it is equal to n+sod(n) for n = 212000019999948 and 212000020000002.

It is not an unprimeable number, because it can be changed into a prime (212000020000019) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 42214258740 + ... + 42214263761.

Almost surely, 2^{212000020000011} is an apocalyptic number.

212000020000011 is a deficient number, since it is larger than the sum of its proper divisors (114907219127733).

212000020000011 is an equidigital number, since it uses as much as digits as its factorization.

212000020000011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 84428522544 (or 84428522535 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 9.

Adding to 212000020000011 its reverse (110000020000212), we get a palindrome (322000040000223).

The spelling of 212000020000011 in words is "two hundred twelve trillion, twenty million, eleven", and thus it is an aban number.