242131231435 has 32 divisors (see below), whose sum is σ = 315896205312. Its totient is φ = 177630119040.

The previous prime is 242131231429. The next prime is 242131231487. The reversal of 242131231435 is 534132131242.

It is not a de Polignac number, because 242131231435 - 2¹¹ = 242131229387 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (31).

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 242131231397 and 242131231406.

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, 64077 + ... + 698833.

It is an arithmetic number, because the mean of its divisors is an integer number (9871756416).

Almost surely, 2^242131231435 is an apocalyptic number.

242131231435 is a deficient number, since it is larger than the sum of its proper divisors (73764973877).

242131231435 is a wasteful number, since it uses less digits than its factorization.

242131231435 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 634923.

The product of its digits is 17280, while the sum is 31.

Adding to 242131231435 its reverse (534132131242), we get a palindrome (776263362677).

The spelling of 242131231435 in words is "two hundred forty-two billion, one hundred thirty-one million, two hundred thirty-one thousand, four hundred thirty-five".