212404224043010 has 32 divisors (see below), whose sum is σ = 399955261129200. Its totient is φ = 81110268574720.

The previous prime is 212404224043007. The next prime is 212404224043147. The reversal of 212404224043010 is 10340422404212.

It is a happy number.

It can be written as a sum of positive squares in 8 ways, for example, as 131828125979449 + 80576098063561 = 11481643^2 + 8976419^2 .

It is a Harshad number since it is a multiple of its sum of digits (29).

It is a Curzon 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, 4114740251 + ... + 4114791870.

Almost surely, 2^{212404224043010} is an apocalyptic number.

212404224043010 is a deficient number, since it is larger than the sum of its proper divisors (187551037086190).

212404224043010 is a wasteful number, since it uses less digits than its factorization.

212404224043010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8229532246.

The product of its (nonzero) digits is 12288, while the sum is 29.

Adding to 212404224043010 its reverse (10340422404212), we get a palindrome (222744646447222).

The spelling of 212404224043010 in words is "two hundred twelve trillion, four hundred four billion, two hundred twenty-four million, forty-three thousand, ten".