2212143225155 has 16 divisors (see below), whose sum is σ = 2674948243968. Its totient is φ = 1756131468000.

The previous prime is 2212143225151. The next prime is 2212143225161. The reversal of 2212143225155 is 5515223412122.

It is not a de Polignac number, because 2212143225155 - 2² = 2212143225151 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2212143225151) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19732310 + ... + 19844100.

It is an arithmetic number, because the mean of its divisors is an integer number (167184265248).

Almost surely, 2^{2212143225155} is an apocalyptic number.

2212143225155 is a deficient number, since it is larger than the sum of its proper divisors (462805018813).

2212143225155 is a wasteful number, since it uses less digits than its factorization.

2212143225155 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 142138.

The product of its digits is 48000, while the sum is 35.

Adding to 2212143225155 its reverse (5515223412122), we get a palindrome (7727366637277).

The spelling of 2212143225155 in words is "two trillion, two hundred twelve billion, one hundred forty-three million, two hundred twenty-five thousand, one hundred fifty-five".