42333021243231 has 16 divisors (see below), whose sum is σ = 56746506144864. Its totient is φ = 28071178020864.

The previous prime is 42333021243193. The next prime is 42333021243241. The reversal of 42333021243231 is 13234212033324.

It is not a de Polignac number, because 42333021243231 - 2¹⁹ = 42333020718943 is a prime.

It is a super-2 number, since 2×42333021243231² (a number of 28 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 42333021243192 and 42333021243201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42333021243241) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 49925326 + ... + 50766171.

It is an arithmetic number, because the mean of its divisors is an integer number (3546656634054).

Almost surely, 2^{42333021243231} is an apocalyptic number.

42333021243231 is a deficient number, since it is larger than the sum of its proper divisors (14413484901633).

42333021243231 is a wasteful number, since it uses less digits than its factorization.

42333021243231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 100692250.

The product of its (nonzero) digits is 62208, while the sum is 33.

Adding to 42333021243231 its reverse (13234212033324), we get a palindrome (55567233276555).

The spelling of 42333021243231 in words is "forty-two trillion, three hundred thirty-three billion, twenty-one million, two hundred forty-three thousand, two hundred thirty-one".