142121301201330 has 64 divisors (see below), whose sum is σ = 375029323481088. Its totient is φ = 34182360192960.

The previous prime is 142121301201289. The next prime is 142121301201331. The reversal of 142121301201330 is 33102103121241.

It is a self number, because there is not a number n which added to its sum of digits gives 142121301201330.

It is not an unprimeable number, because it can be changed into a prime (142121301201331) 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, 1695511672 + ... + 1695595491.

It is an arithmetic number, because the mean of its divisors is an integer number (5859833179392).

Almost surely, 2^{142121301201330} is an apocalyptic number.

142121301201330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

142121301201330 is an abundant number, since it is smaller than the sum of its proper divisors (232908022279758).

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

142121301201330 is a wasteful number, since it uses less digits than its factorization.

142121301201330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3391107311.

The product of its (nonzero) digits is 864, while the sum is 24.

Adding to 142121301201330 its reverse (33102103121241), we get a palindrome (175223404322571).

The spelling of 142121301201330 in words is "one hundred forty-two trillion, one hundred twenty-one billion, three hundred one million, two hundred one thousand, three hundred thirty".