1341212200400 has 60 divisors (see below), whose sum is σ = 3226187903244. Its totient is φ = 535831296000.

The previous prime is 1341212200379. The next prime is 1341212200439. The reversal of 1341212200400 is 40022121431.

It can be written as a sum of positive squares in 6 ways, for example, as 351004111936 + 990208088464 = 592456^2 + 995092^2 .

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1713641 + ... + 2370440.

Almost surely, 2^{1341212200400} is an apocalyptic number.

1341212200400 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1341212200400 is an abundant number, since it is smaller than the sum of its proper divisors (1884975702844).

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

1341212200400 is a wasteful number, since it uses less digits than its factorization.

1341212200400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4084920 (or 4084909 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 20.

Adding to 1341212200400 its reverse (40022121431), we get a palindrome (1381234321831).

The spelling of 1341212200400 in words is "one trillion, three hundred forty-one billion, two hundred twelve million, two hundred thousand, four hundred".