213013121103102 has 32 divisors (see below), whose sum is σ = 440786770704000. Its totient is φ = 68545063045088.

The previous prime is 213013121103091. The next prime is 213013121103121. The reversal of 213013121103102 is 201301121310312.

It is a super-2 number, since 2×213013121103102² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 96079188 + ... + 98271239.

It is an arithmetic number, because the mean of its divisors is an integer number (13774586584500).

Almost surely, 2^{213013121103102} is an apocalyptic number.

213013121103102 is an abundant number, since it is smaller than the sum of its proper divisors (227773649600898).

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

213013121103102 is a wasteful number, since it uses less digits than its factorization.

213013121103102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 194356760.

The product of its (nonzero) digits is 216, while the sum is 21.

Adding to 213013121103102 its reverse (201301121310312), we get a palindrome (414314242413414).

The spelling of 213013121103102 in words is "two hundred thirteen trillion, thirteen billion, one hundred twenty-one million, one hundred three thousand, one hundred two".