2151121341422 has 8 divisors (see below), whose sum is σ = 3272128237872. Its totient is φ = 1060411928800.

The previous prime is 2151121341373. The next prime is 2151121341437. The reversal of 2151121341422 is 2241431211512.

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, 7574370779 + ... + 7574371062.

It is an arithmetic number, because the mean of its divisors is an integer number (409016029734).

Almost surely, 2^{2151121341422} is an apocalyptic number.

2151121341422 is a deficient number, since it is larger than the sum of its proper divisors (1121006896450).

2151121341422 is a wasteful number, since it uses less digits than its factorization.

2151121341422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15148741914.

The product of its digits is 3840, while the sum is 29.

Adding to 2151121341422 its reverse (2241431211512), we get a palindrome (4392552552934).

The spelling of 2151121341422 in words is "two trillion, one hundred fifty-one billion, one hundred twenty-one million, three hundred forty-one thousand, four hundred twenty-two".