1341123221402 has 4 divisors (see below), whose sum is σ = 2011684832106. Its totient is φ = 670561610700.

The previous prime is 1341123221401. The next prime is 1341123221413. The reversal of 1341123221402 is 2041223211431.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 1200512471041 + 140610750361 = 1095679^2 + 374981^2 .

It is a super-2 number, since 2×1341123221402² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1341123221401) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 335280805349 + ... + 335280805352.

Almost surely, 2^{1341123221402} is an apocalyptic number.

1341123221402 is a deficient number, since it is larger than the sum of its proper divisors (670561610704).

1341123221402 is an equidigital number, since it uses as much as digits as its factorization.

1341123221402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 670561610703.

The product of its (nonzero) digits is 2304, while the sum is 26.

Adding to 1341123221402 its reverse (2041223211431), we get a palindrome (3382346432833).

The spelling of 1341123221402 in words is "one trillion, three hundred forty-one billion, one hundred twenty-three million, two hundred twenty-one thousand, four hundred two".