2121132200222 has 32 divisors (see below), whose sum is σ = 3974319820800. Its totient is φ = 827983290240.

The previous prime is 2121132200179. The next prime is 2121132200263. The reversal of 2121132200222 is 2220022311212.

It is a junction number, because it is equal to n+sod(n) for n = 2121132200194 and 2121132200203.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 143739722 + ... + 143754477.

It is an arithmetic number, because the mean of its divisors is an integer number (124197494400).

Almost surely, 2^{2121132200222} is an apocalyptic number.

2121132200222 is a deficient number, since it is larger than the sum of its proper divisors (1853187620578).

2121132200222 is a wasteful number, since it uses less digits than its factorization.

2121132200222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 287494256.

The product of its (nonzero) digits is 384, while the sum is 20.

Adding to 2121132200222 its reverse (2220022311212), we get a palindrome (4341154511434).

The spelling of 2121132200222 in words is "two trillion, one hundred twenty-one billion, one hundred thirty-two million, two hundred thousand, two hundred twenty-two".