2111622230446 has 4 divisors (see below), whose sum is σ = 3167433345672. Its totient is φ = 1055811115222.

The previous prime is 2111622230437. The next prime is 2111622230447. The reversal of 2111622230446 is 6440322261112.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×2111622230446² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2111622230447) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 527905557610 + ... + 527905557613.

It is an arithmetic number, because the mean of its divisors is an integer number (791858336418).

Almost surely, 2^{2111622230446} is an apocalyptic number.

2111622230446 is a deficient number, since it is larger than the sum of its proper divisors (1055811115226).

2111622230446 is a wasteful number, since it uses less digits than its factorization.

2111622230446 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1055811115225.

The product of its (nonzero) digits is 27648, while the sum is 34.

Adding to 2111622230446 its reverse (6440322261112), we get a palindrome (8551944491558).

The spelling of 2111622230446 in words is "two trillion, one hundred eleven billion, six hundred twenty-two million, two hundred thirty thousand, four hundred forty-six".