1302421232112 has 160 divisors (see below), whose sum is σ = 4517489195520. Its totient is φ = 312268815360.

The previous prime is 1302421232107. The next prime is 1302421232129. The reversal of 1302421232112 is 2112321242031.

It is a super-2 number, since 2×1302421232112² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 13505287 + ... + 13601382.

It is an arithmetic number, because the mean of its divisors is an integer number (28234307472).

Almost surely, 2^{1302421232112} is an apocalyptic number.

1302421232112 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1302421232112 is an abundant number, since it is smaller than the sum of its proper divisors (3215067963408).

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

1302421232112 is a wasteful number, since it uses less digits than its factorization.

1302421232112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27106711 (or 27106705 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 24.

Adding to 1302421232112 its reverse (2112321242031), we get a palindrome (3414742474143).

The spelling of 1302421232112 in words is "one trillion, three hundred two billion, four hundred twenty-one million, two hundred thirty-two thousand, one hundred twelve".