1212301032342 has 64 divisors (see below), whose sum is σ = 2605141453824. Its totient is φ = 375427388160.

The previous prime is 1212301032211. The next prime is 1212301032347. The reversal of 1212301032342 is 2432301032121.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1212301032347) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 989128 + ... + 1844715.

It is an arithmetic number, because the mean of its divisors is an integer number (40705335216).

Almost surely, 2^{1212301032342} is an apocalyptic number.

1212301032342 is an abundant number, since it is smaller than the sum of its proper divisors (1392840421482).

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

1212301032342 is a wasteful number, since it uses less digits than its factorization.

1212301032342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2833973.

The product of its (nonzero) digits is 1728, while the sum is 24.

Adding to 1212301032342 its reverse (2432301032121), we get a palindrome (3644602064463).

The spelling of 1212301032342 in words is "one trillion, two hundred twelve billion, three hundred one million, thirty-two thousand, three hundred forty-two".