10211310043440 has 80 divisors (see below), whose sum is σ = 34532793974016. Its totient is φ = 2475469100800.

The previous prime is 10211310043409. The next prime is 10211310043469. The reversal of 10211310043440 is 4434001311201.

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

It is a super-2 number, since 2×10211310043440² (a number of 27 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a self number, because there is not a number n which added to its sum of digits gives 10211310043440.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1933957596 + ... + 1933962875.

Almost surely, 2^{10211310043440} is an apocalyptic number.

10211310043440 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10211310043440 is an abundant number, since it is smaller than the sum of its proper divisors (24321483930576).

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

10211310043440 is a wasteful number, since it uses less digits than its factorization.

10211310043440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3867920498 (or 3867920492 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 24.

Adding to 10211310043440 its reverse (4434001311201), we get a palindrome (14645311354641).

The spelling of 10211310043440 in words is "ten trillion, two hundred eleven billion, three hundred ten million, forty-three thousand, four hundred forty".