10212531335040 has 64 divisors (see below), whose sum is σ = 32552443636560. Its totient is φ = 2723341688832.

The previous prime is 10212531334949. The next prime is 10212531335081. The reversal of 10212531335040 is 4053313521201.

It is a tau number, because it is divible by the number of its divisors (64).

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 10212531334989 and 10212531335007.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2659511449 + ... + 2659515288.

Almost surely, 2^{10212531335040} is an apocalyptic number.

10212531335040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10212531335040 is an abundant number, since it is smaller than the sum of its proper divisors (22339912301520).

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

10212531335040 is an equidigital number, since it uses as much as digits as its factorization.

10212531335040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5319026759 (or 5319026747 counting only the distinct ones).

The product of its (nonzero) digits is 10800, while the sum is 30.

Adding to 10212531335040 its reverse (4053313521201), we get a palindrome (14265844856241).

The spelling of 10212531335040 in words is "ten trillion, two hundred twelve billion, five hundred thirty-one million, three hundred thirty-five thousand, forty".