213316146626421 has 8 divisors (see below), whose sum is σ = 284901160420800. Its totient is φ = 141970948624832.

The previous prime is 213316146626333. The next prime is 213316146626431. The reversal of 213316146626421 is 124626641613312.

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 213316146626421 - 2¹⁴ = 213316146610037 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (213316146626431) 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, 59953946121 + ... + 59953949678.

It is an arithmetic number, because the mean of its divisors is an integer number (35612645052600).

Almost surely, 2^{213316146626421} is an apocalyptic number.

It is an amenable number.

213316146626421 is a deficient number, since it is larger than the sum of its proper divisors (71585013794379).

213316146626421 is a wasteful number, since it uses less digits than its factorization.

213316146626421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 119907896395.

The product of its digits is 1492992, while the sum is 48.

The spelling of 213316146626421 in words is "two hundred thirteen trillion, three hundred sixteen billion, one hundred forty-six million, six hundred twenty-six thousand, four hundred twenty-one".