1346210121156 has 12 divisors (see below), whose sum is σ = 3141156949392. Its totient is φ = 448736707048.

The previous prime is 1346210121131. The next prime is 1346210121161. The reversal of 1346210121156 is 6511210126431.

It is a tau number, because it is divible by the number of its divisors (12).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 56092088370 + ... + 56092088393.

It is an arithmetic number, because the mean of its divisors is an integer number (261763079116).

Almost surely, 2^{1346210121156} is an apocalyptic number.

It is an amenable number.

1346210121156 is an abundant number, since it is smaller than the sum of its proper divisors (1794946828236).

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

1346210121156 is a wasteful number, since it uses less digits than its factorization.

1346210121156 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 112184176770 (or 112184176768 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 33.

Adding to 1346210121156 its reverse (6511210126431), we get a palindrome (7857420247587).

The spelling of 1346210121156 in words is "one trillion, three hundred forty-six billion, two hundred ten million, one hundred twenty-one thousand, one hundred fifty-six".