2150641201442 has 8 divisors (see below), whose sum is σ = 3257902018332. Its totient is φ = 1064673862000.

The previous prime is 2150641201411. The next prime is 2150641201447. The reversal of 2150641201442 is 2441021460512.

It can be written as a sum of positive squares in 2 ways, for example, as 1721944948441 + 428696253001 = 1312229^2 + 654749^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 2150641201399 and 2150641201408.

It is not an unprimeable number, because it can be changed into a prime (2150641201447) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5323369109 + ... + 5323369512.

Almost surely, 2^{2150641201442} is an apocalyptic number.

2150641201442 is a deficient number, since it is larger than the sum of its proper divisors (1107260816890).

2150641201442 is a wasteful number, since it uses less digits than its factorization.

2150641201442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10646738724.

The product of its (nonzero) digits is 15360, while the sum is 32.

Adding to 2150641201442 its reverse (2441021460512), we get a palindrome (4591662661954).

The spelling of 2150641201442 in words is "two trillion, one hundred fifty billion, six hundred forty-one million, two hundred one thousand, four hundred forty-two".