143012212402440 has 64 divisors (see below), whose sum is σ = 429053522284800. Its totient is φ = 38135089078272.

The previous prime is 143012212402417. The next prime is 143012212402453. The reversal of 143012212402440 is 44204212210341.

It is a super-2 number, since 2×143012212402440² (a number of 29 digits) contains 22 as substring.

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 = 143012212402398 and 143012212402407.

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, 20388025 + ... + 26489544.

It is an arithmetic number, because the mean of its divisors is an integer number (6703961285700).

Almost surely, 2^{143012212402440} is an apocalyptic number.

143012212402440 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

143012212402440 is an abundant number, since it is smaller than the sum of its proper divisors (286041309882360).

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

143012212402440 is a wasteful number, since it uses less digits than its factorization.

143012212402440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46903006 (or 46903002 counting only the distinct ones).

The product of its (nonzero) digits is 12288, while the sum is 30.

Adding to 143012212402440 its reverse (44204212210341), we get a palindrome (187216424612781).

The spelling of 143012212402440 in words is "one hundred forty-three trillion, twelve billion, two hundred twelve million, four hundred two thousand, four hundred forty".