2123001220142 has 8 divisors (see below), whose sum is σ = 3474001996632. Its totient is φ = 965000554600.

The previous prime is 2123001220063. The next prime is 2123001220163. The reversal of 2123001220142 is 2410221003212.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 48250027709 + ... + 48250027752.

It is an arithmetic number, because the mean of its divisors is an integer number (434250249579).

Almost surely, 2^{2123001220142} is an apocalyptic number.

2123001220142 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

2123001220142 is a deficient number, since it is larger than the sum of its proper divisors (1351000776490).

2123001220142 is a wasteful number, since it uses less digits than its factorization.

2123001220142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 96500055474.

The product of its (nonzero) digits is 384, while the sum is 20.

Adding to 2123001220142 its reverse (2410221003212), we get a palindrome (4533222223354).

The spelling of 2123001220142 in words is "two trillion, one hundred twenty-three billion, one million, two hundred twenty thousand, one hundred forty-two".