213122000004101 has 8 divisors (see below), whose sum is σ = 213233257306080. Its totient is φ = 213010746307632.

The previous prime is 213122000004073. The next prime is 213122000004127. The reversal of 213122000004101 is 101400000221312.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 213122000004101 - 2¹⁸ = 213121999741957 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 213122000004101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (213122000004701) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 121695986 + ... + 123434828.

It is an arithmetic number, because the mean of its divisors is an integer number (26654157163260).

Almost surely, 2^{213122000004101} is an apocalyptic number.

It is an amenable number.

213122000004101 is a deficient number, since it is larger than the sum of its proper divisors (111257301979).

213122000004101 is a wasteful number, since it uses less digits than its factorization.

213122000004101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1802755.

The product of its (nonzero) digits is 96, while the sum is 17.

Adding to 213122000004101 its reverse (101400000221312), we get a palindrome (314522000225413).

The spelling of 213122000004101 in words is "two hundred thirteen trillion, one hundred twenty-two billion, four thousand, one hundred one".