133212213122 has 32 divisors (see below), whose sum is σ = 202362568704. Its totient is φ = 65765163600.

The previous prime is 133212213097. The next prime is 133212213131. The reversal of 133212213122 is 221312212331.

It is a super-2 number, since 2×133212213122² (a number of 23 digits) contains 22 as substring.

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, 29294453 + ... + 29298999.

It is an arithmetic number, because the mean of its divisors is an integer number (6323830272).

Almost surely, 2^133212213122 is an apocalyptic number.

133212213122 is a deficient number, since it is larger than the sum of its proper divisors (69150355582).

133212213122 is a wasteful number, since it uses less digits than its factorization.

133212213122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5294.

The product of its digits is 864, while the sum is 23.

Adding to 133212213122 its reverse (221312212331), we get a palindrome (354524425453).

The spelling of 133212213122 in words is "one hundred thirty-three billion, two hundred twelve million, two hundred thirteen thousand, one hundred twenty-two".