212011112001102 has 16 divisors (see below), whose sum is σ = 438643680002640. Its totient is φ = 68233461333632.

The previous prime is 212011112001023. The next prime is 212011112001107. The reversal of 212011112001102 is 201100211110212.

It is a happy number.

It is a super-2 number, since 2×212011112001102² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (212011112001107) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 609227333163 + ... + 609227333510.

It is an arithmetic number, because the mean of its divisors is an integer number (27415230000165).

Almost surely, 2^{212011112001102} is an apocalyptic number.

212011112001102 is an abundant number, since it is smaller than the sum of its proper divisors (226632568001538).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

212011112001102 is a wasteful number, since it uses less digits than its factorization.

212011112001102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1218454666707.

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 212011112001102 its reverse (201100211110212), we get a palindrome (413111323111314).

The spelling of 212011112001102 in words is "two hundred twelve trillion, eleven billion, one hundred twelve million, one thousand, one hundred two".