212201021101102 has 32 divisors (see below), whose sum is σ = 348638135731200. Its totient is φ = 96066317397600.

The previous prime is 212201021101087. The next prime is 212201021101141. The reversal of 212201021101102 is 201101120102212.

It is a super-2 number, since 2×212201021101102² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13265899 + ... + 24502777.

It is an arithmetic number, because the mean of its divisors is an integer number (10894941741600).

Almost surely, 2^{212201021101102} is an apocalyptic number.

212201021101102 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

212201021101102 is a deficient number, since it is larger than the sum of its proper divisors (136437114630098).

212201021101102 is a wasteful number, since it uses less digits than its factorization.

212201021101102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11240352.

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 212201021101102 its reverse (201101120102212), we get a palindrome (413302141203314).

The spelling of 212201021101102 in words is "two hundred twelve trillion, two hundred one billion, twenty-one million, one hundred one thousand, one hundred two".