200221222155 has 8 divisors (see below), whose sum is σ = 320353955472. Its totient is φ = 106784651808.

The previous prime is 200221222153. The next prime is 200221222219. The reversal of 200221222155 is 551222122002.

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

It is not a de Polignac number, because 200221222155 - 2¹ = 200221222153 is a prime.

It is not an unprimeable number, because it can be changed into a prime (200221222153) 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, 6674040724 + ... + 6674040753.

It is an arithmetic number, because the mean of its divisors is an integer number (40044244434).

Almost surely, 2^200221222155 is an apocalyptic number.

200221222155 is a deficient number, since it is larger than the sum of its proper divisors (120132733317).

200221222155 is a wasteful number, since it uses less digits than its factorization.

200221222155 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13348081485.

The product of its (nonzero) digits is 1600, while the sum is 24.

Adding to 200221222155 its reverse (551222122002), we get a palindrome (751443344157).

The spelling of 200221222155 in words is "two hundred billion, two hundred twenty-one million, two hundred twenty-two thousand, one hundred fifty-five".