2122090654 has 8 divisors (see below), whose sum is σ = 3370379328. Its totient is φ = 998630880.

The previous prime is 2122090651. The next prime is 2122090679. The reversal of 2122090654 is 4560902212.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2122090651) 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, 31207182 + ... + 31207249.

It is an arithmetic number, because the mean of its divisors is an integer number (421297416).

Almost surely, 2^2122090654 is an apocalyptic number.

2122090654 is a deficient number, since it is larger than the sum of its proper divisors (1248288674).

2122090654 is a wasteful number, since it uses less digits than its factorization.

2122090654 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62414450.

The product of its (nonzero) digits is 8640, while the sum is 31.

The square root of 2122090654 is about 46066.1551901176. The cubic root of 2122090654 is about 1285.0538020441.

Adding to 2122090654 its reverse (4560902212), we get a palindrome (6682992866).

The spelling of 2122090654 in words is "two billion, one hundred twenty-two million, ninety thousand, six hundred fifty-four".