10212022343440 has 80 divisors (see below), whose sum is σ = 23888080707840. Its totient is φ = 4059906206720.

The previous prime is 10212022343429. The next prime is 10212022343447. The reversal of 10212022343440 is 4434322021201.

It is a tau number, because it is divible by the number of its divisors (80).

It is a super-2 number, since 2×10212022343440² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 10212022343399 and 10212022343408.

It is not an unprimeable number, because it can be changed into a prime (10212022343447) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9448947 + ... + 10474093.

It is an arithmetic number, because the mean of its divisors is an integer number (298601008848).

Almost surely, 2^{10212022343440} is an apocalyptic number.

10212022343440 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10212022343440 is an abundant number, since it is smaller than the sum of its proper divisors (13676058364400).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

10212022343440 is a wasteful number, since it uses less digits than its factorization.

10212022343440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1025920 (or 1025914 counting only the distinct ones).

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

Adding to 10212022343440 its reverse (4434322021201), we get a palindrome (14646344364641).

The spelling of 10212022343440 in words is "ten trillion, two hundred twelve billion, twenty-two million, three hundred forty-three thousand, four hundred forty".