212404023233402 has 64 divisors (see below), whose sum is σ = 438212359888128. Its totient is φ = 74525911488000.

The previous prime is 212404023233387. The next prime is 212404023233461. The reversal of 212404023233402 is 204332320404212.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1293770549 + ... + 1293934712.

It is an arithmetic number, because the mean of its divisors is an integer number (6847068123252).

Almost surely, 2^{212404023233402} is an apocalyptic number.

212404023233402 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

212404023233402 is an abundant number, since it is smaller than the sum of its proper divisors (225808336654726).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

212404023233402 is a wasteful number, since it uses less digits than its factorization.

212404023233402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2587705335.

The product of its (nonzero) digits is 55296, while the sum is 32.

Adding to 212404023233402 its reverse (204332320404212), we get a palindrome (416736343637614).

The spelling of 212404023233402 in words is "two hundred twelve trillion, four hundred four billion, twenty-three million, two hundred thirty-three thousand, four hundred two".