2220201772755 has 8 divisors (see below), whose sum is σ = 3552322836432. Its totient is φ = 1184107612128.

The previous prime is 2220201772643. The next prime is 2220201772759. The reversal of 2220201772755 is 5572771020222.

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

It is not a de Polignac number, because 2220201772755 - 2¹⁴ = 2220201756371 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2220201772759) 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, 74006725744 + ... + 74006725773.

It is an arithmetic number, because the mean of its divisors is an integer number (444040354554).

Almost surely, 2^{2220201772755} is an apocalyptic number.

2220201772755 is a deficient number, since it is larger than the sum of its proper divisors (1332121063677).

2220201772755 is a wasteful number, since it uses less digits than its factorization.

2220201772755 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 148013451525.

The product of its (nonzero) digits is 274400, while the sum is 42.

Adding to 2220201772755 its reverse (5572771020222), we get a palindrome (7792972792977).

The spelling of 2220201772755 in words is "two trillion, two hundred twenty billion, two hundred one million, seven hundred seventy-two thousand, seven hundred fifty-five".