211231330101202 has 16 divisors (see below), whose sum is σ = 318213863884800. Its totient is φ = 105160062112672.

The previous prime is 211231330101157. The next prime is 211231330101217. The reversal of 211231330101202 is 202101033132112.

It is a super-2 number, since 2×211231330101202² (a number of 29 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, 16278783 + ... + 26219485.

It is an arithmetic number, because the mean of its divisors is an integer number (19888366492800).

Almost surely, 2^{211231330101202} is an apocalyptic number.

211231330101202 is a deficient number, since it is larger than the sum of its proper divisors (106982533783598).

211231330101202 is a wasteful number, since it uses less digits than its factorization.

211231330101202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9986537.

The product of its (nonzero) digits is 432, while the sum is 22.

Adding to 211231330101202 its reverse (202101033132112), we get a palindrome (413332363233314).

The spelling of 211231330101202 in words is "two hundred eleven trillion, two hundred thirty-one billion, three hundred thirty million, one hundred one thousand, two hundred two".