10212020420144 has 40 divisors (see below), whose sum is σ = 20288222616480. Its totient is φ = 4976594035200.

The previous prime is 10212020420141. The next prime is 10212020420179. The reversal of 10212020420144 is 44102402021201.

It is a super-2 number, since 2×10212020420144² (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (10212020420141) 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 7 ways as a sum of consecutive naturals, for example, 6953684 + ... + 8293235.

It is an arithmetic number, because the mean of its divisors is an integer number (507205565412).

Almost surely, 2^{10212020420144} is an apocalyptic number.

It is an amenable number.

10212020420144 is a deficient number, since it is larger than the sum of its proper divisors (10076202196336).

10212020420144 is a wasteful number, since it uses less digits than its factorization.

10212020420144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15247989 (or 15247983 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 23.

Adding to 10212020420144 its reverse (44102402021201), we get a palindrome (54314422441345).

The spelling of 10212020420144 in words is "ten trillion, two hundred twelve billion, twenty million, four hundred twenty thousand, one hundred forty-four".