213262731429 has 8 divisors (see below), whose sum is σ = 310200336672. Its totient is φ = 129250140240.

The previous prime is 213262731421. The next prime is 213262731431. The reversal of 213262731429 is 924137262312.

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

It is not a de Polignac number, because 213262731429 - 2³ = 213262731421 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (213262731421) 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, 3231253474 + ... + 3231253539.

It is an arithmetic number, because the mean of its divisors is an integer number (38775042084).

Almost surely, 2^213262731429 is an apocalyptic number.

It is an amenable number.

213262731429 is a deficient number, since it is larger than the sum of its proper divisors (96937605243).

213262731429 is a wasteful number, since it uses less digits than its factorization.

213262731429 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6462507027.

The product of its digits is 217728, while the sum is 42.

The spelling of 213262731429 in words is "two hundred thirteen billion, two hundred sixty-two million, seven hundred thirty-one thousand, four hundred twenty-nine".