213111201001004 has 24 divisors (see below), whose sum is σ = 393171538931808. Its totient is φ = 100871998318080.

The previous prime is 213111201000991. The next prime is 213111201001081. The reversal of 213111201001004 is 400100102111312.

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, 11940331787 + ... + 11940349634.

It is an arithmetic number, because the mean of its divisors is an integer number (16382147455492).

Almost surely, 2^{213111201001004} is an apocalyptic number.

It is an amenable number.

213111201001004 is a deficient number, since it is larger than the sum of its proper divisors (180060337930804).

213111201001004 is a wasteful number, since it uses less digits than its factorization.

213111201001004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23880681545 (or 23880681543 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 17.

Adding to 213111201001004 its reverse (400100102111312), we get a palindrome (613211303112316).

The spelling of 213111201001004 in words is "two hundred thirteen trillion, one hundred eleven billion, two hundred one million, one thousand, four".