211320011012 has 24 divisors (see below), whose sum is σ = 406763247072. Its totient is φ = 96054548040.

The previous prime is 211320010991. The next prime is 211320011027. The reversal of 211320011012 is 210110023112.

It is a super-2 number, since 2×211320011012² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19840658 + ... + 19851305.

It is an arithmetic number, because the mean of its divisors is an integer number (16948468628).

Almost surely, 2^211320011012 is an apocalyptic number.

211320011012 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

211320011012 is a deficient number, since it is larger than the sum of its proper divisors (195443236060).

211320011012 is a wasteful number, since it uses less digits than its factorization.

211320011012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39692000 (or 39691976 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 14.

Adding to 211320011012 its reverse (210110023112), we get a palindrome (421430034124).

It can be divided in two parts, 2113200 and 11012, that added together give a palindrome (2124212).

The spelling of 211320011012 in words is "two hundred eleven billion, three hundred twenty million, eleven thousand, twelve".