211201220010011 has 16 divisors (see below), whose sum is σ = 263391975974400. Its totient is φ = 164524773473280.

The previous prime is 211201220009999. The next prime is 211201220010023. The reversal of 211201220010011 is 110010022102112.

It is an interprime number because it is at equal distance from previous prime (211201220009999) and next prime (211201220010023).

It is not a de Polignac number, because 211201220010011 - 2³⁸ = 210926342103067 is a prime.

It is not an unprimeable number, because it can be changed into a prime (211201220010091) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 396446711 + ... + 396979088.

It is an arithmetic number, because the mean of its divisors is an integer number (16461998498400).

Almost surely, 2^{211201220010011} is an apocalyptic number.

211201220010011 is a deficient number, since it is larger than the sum of its proper divisors (52190755964389).

211201220010011 is a wasteful number, since it uses less digits than its factorization.

211201220010011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 793429274.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 211201220010011 its reverse (110010022102112), we get a palindrome (321211242112123).

The spelling of 211201220010011 in words is "two hundred eleven trillion, two hundred one billion, two hundred twenty million, ten thousand, eleven".