213303411445542 has 64 divisors (see below), whose sum is σ = 469601749843200. Its totient is φ = 64054959091200.

The previous prime is 213303411445357. The next prime is 213303411445559. The reversal of 213303411445542 is 245544114303312.

213303411445542 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 213303411445494 and 213303411445503.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 29624167 + ... + 36113682.

It is an arithmetic number, because the mean of its divisors is an integer number (7337527341300).

Almost surely, 2^{213303411445542} is an apocalyptic number.

213303411445542 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

213303411445542 is an abundant number, since it is smaller than the sum of its proper divisors (256298338397658).

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

213303411445542 is a wasteful number, since it uses less digits than its factorization.

213303411445542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65738309.

The product of its (nonzero) digits is 691200, while the sum is 42.

Adding to 213303411445542 its reverse (245544114303312), we get a palindrome (458847525748854).

The spelling of 213303411445542 in words is "two hundred thirteen trillion, three hundred three billion, four hundred eleven million, four hundred forty-five thousand, five hundred forty-two".