34001232231021 has 16 divisors (see below), whose sum is σ = 51606613347840. Its totient is φ = 19710859263920.

The previous prime is 34001232231017. The next prime is 34001232231119. The reversal of 34001232231021 is 12013223210043.

It is not a de Polignac number, because 34001232231021 - 2² = 34001232231017 is a prime.

It is a super-2 number, since 2×34001232231021² (a number of 28 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 34001232230982 and 34001232231000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34001232231521) 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, 22398702951 + ... + 22398704468.

It is an arithmetic number, because the mean of its divisors is an integer number (3225413334240).

Almost surely, 2^{34001232231021} is an apocalyptic number.

It is an amenable number.

34001232231021 is a deficient number, since it is larger than the sum of its proper divisors (17605381116819).

34001232231021 is a wasteful number, since it uses less digits than its factorization.

34001232231021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44797407456.

The product of its (nonzero) digits is 1728, while the sum is 24.

Adding to 34001232231021 its reverse (12013223210043), we get a palindrome (46014455441064).

The spelling of 34001232231021 in words is "thirty-four trillion, one billion, two hundred thirty-two million, two hundred thirty-one thousand, twenty-one".