2202021451 has 8 divisors (see below), whose sum is σ = 2517435360. Its totient is φ = 1886817408.

The previous prime is 2202021439. The next prime is 2202021461. The reversal of 2202021451 is 1541202022.

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

It is not a de Polignac number, because 2202021451 - 2¹¹ = 2202019403 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2202021461) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 29296 + ... + 72541.

It is an arithmetic number, because the mean of its divisors is an integer number (314679420).

Almost surely, 2^2202021451 is an apocalyptic number.

2202021451 is a deficient number, since it is larger than the sum of its proper divisors (315413909).

2202021451 is a wasteful number, since it uses less digits than its factorization.

2202021451 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 104933.

The product of its (nonzero) digits is 320, while the sum is 19.

The square root of 2202021451 is about 46925.7013906026. The cubic root of 2202021451 is about 1300.9896706476.

Adding to 2202021451 its reverse (1541202022), we get a palindrome (3743223473).

The spelling of 2202021451 in words is "two billion, two hundred two million, twenty-one thousand, four hundred fifty-one".