2051222435 has 8 divisors (see below), whose sum is σ = 2465310816. Its totient is φ = 1638415360.

The previous prime is 2051222429. The next prime is 2051222473. The reversal of 2051222435 is 5342221502.

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

It is not a de Polignac number, because 2051222435 - 2⁴ = 2051222419 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 316799 + ... + 323208.

It is an arithmetic number, because the mean of its divisors is an integer number (308163852).

Almost surely, 2^2051222435 is an apocalyptic number.

2051222435 is a deficient number, since it is larger than the sum of its proper divisors (414088381).

2051222435 is an equidigital number, since it uses as much as digits as its factorization.

2051222435 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 640653.

The product of its (nonzero) digits is 4800, while the sum is 26.

The square root of 2051222435 is about 45290.4232150683. The cubic root of 2051222435 is about 1270.5865468032.

Adding to 2051222435 its reverse (5342221502), we get a palindrome (7393443937).

The spelling of 2051222435 in words is "two billion, fifty-one million, two hundred twenty-two thousand, four hundred thirty-five".