2212202251154 has 16 divisors (see below), whose sum is σ = 3792367252608. Its totient is φ = 948081544992.

The previous prime is 2212202251099. The next prime is 2212202251157. The reversal of 2212202251154 is 4511522022122.

It is not an unprimeable number, because it can be changed into a prime (2212202251157) 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, 3481694 + ... + 4067750.

It is an arithmetic number, because the mean of its divisors is an integer number (237022953288).

Almost surely, 2^{2212202251154} is an apocalyptic number.

2212202251154 is a deficient number, since it is larger than the sum of its proper divisors (1580165001454).

2212202251154 is a wasteful number, since it uses less digits than its factorization.

2212202251154 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 855689.

The product of its (nonzero) digits is 6400, while the sum is 29.

Adding to 2212202251154 its reverse (4511522022122), we get a palindrome (6723724273276).

The spelling of 2212202251154 in words is "two trillion, two hundred twelve billion, two hundred two million, two hundred fifty-one thousand, one hundred fifty-four".