1341121223040 has 64 divisors (see below), whose sum is σ = 4274823904560. Its totient is φ = 357632325632.

The previous prime is 1341121223023. The next prime is 1341121223059. The reversal of 1341121223040 is 403221211431.

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

It is a super-2 number, since 2×1341121223040² (a number of 25 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 1341121223040.

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, 349248399 + ... + 349252238.

Almost surely, 2^{1341121223040} is an apocalyptic number.

1341121223040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1341121223040 is an abundant number, since it is smaller than the sum of its proper divisors (2933702681520).

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

1341121223040 is an equidigital number, since it uses as much as digits as its factorization.

1341121223040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 698500659 (or 698500647 counting only the distinct ones).

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

Adding to 1341121223040 its reverse (403221211431), we get a palindrome (1744342434471).

The spelling of 1341121223040 in words is "one trillion, three hundred forty-one billion, one hundred twenty-one million, two hundred twenty-three thousand, forty".