212013020011 has 8 divisors (see below), whose sum is σ = 231729501584. Its totient is φ = 192783365280.

The previous prime is 212013019991. The next prime is 212013020027. The reversal of 212013020011 is 110020310212.

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 212013020011 - 2⁵ = 212013019979 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (13).

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 212013019973 and 212013020000.

It is not an unprimeable number, because it can be changed into a prime (212013024011) 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, 121705800 + ... + 121707541.

It is an arithmetic number, because the mean of its divisors is an integer number (28966187698).

Almost surely, 2^212013020011 is an apocalyptic number.

212013020011 is a deficient number, since it is larger than the sum of its proper divisors (19716481573).

212013020011 is a wasteful number, since it uses less digits than its factorization.

212013020011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 243413421.

The product of its (nonzero) digits is 24, while the sum is 13.

Adding to 212013020011 its reverse (110020310212), we get a palindrome (322033330223).

The spelling of 212013020011 in words is "two hundred twelve billion, thirteen million, twenty thousand, eleven".