1343121102 has 40 divisors (see below), whose sum is σ = 3018385656. Its totient is φ = 446398128.

The previous prime is 1343121019. The next prime is 1343121103. The reversal of 1343121102 is 2011213431.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1343121103) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 44268 + ... + 68160.

Almost surely, 2^1343121102 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1343121102, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1509192828).

1343121102 is an abundant number, since it is smaller than the sum of its proper divisors (1675264554).

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

1343121102 is a wasteful number, since it uses less digits than its factorization.

1343121102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24254 (or 24245 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

The square root of 1343121102 is about 36648.6166451068. The cubic root of 1343121102 is about 1103.3290612573.

Adding to 1343121102 its reverse (2011213431), we get a palindrome (3354334533).

The spelling of 1343121102 in words is "one billion, three hundred forty-three million, one hundred twenty-one thousand, one hundred two".