21024322342012 has 192 divisors, whose sum is σ = 42121804032000. Its totient is φ = 9099002142720.

The previous prime is 21024322341961. The next prime is 21024322342063.

21024322342012 is nontrivially palindromic in base 10.

It is an interprime number because it is at equal distance from previous prime (21024322341961) and next prime (21024322342063).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 4522329864 + ... + 4522334512.

It is an arithmetic number, because the mean of its divisors is an integer number (219384396000).

Almost surely, 2^{21024322342012} is an apocalyptic number.

21024322342012 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

21024322342012 is an abundant number, since it is smaller than the sum of its proper divisors (21097481689988).

21024322342012 is a wasteful number, since it uses less digits than its factorization.

21024322342012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5156 (or 5154 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 28.

It can be divided in two parts, 2102432 and 2342012, that added together give a palindrome (4444444).

The spelling of 21024322342012 in words is "twenty-one trillion, twenty-four billion, three hundred twenty-two million, three hundred forty-two thousand, twelve".