10212221344245 has 32 divisors (see below), whose sum is σ = 16401576812544. Its totient is φ = 5425848072000.

The previous prime is 10212221344243. The next prime is 10212221344261. The reversal of 10212221344245 is 54244312221201.

It is not a de Polignac number, because 10212221344245 - 2¹ = 10212221344243 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10212221344243) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 39916804 + ... + 40171826.

It is an arithmetic number, because the mean of its divisors is an integer number (512549275392).

Almost surely, 2^{10212221344245} is an apocalyptic number.

10212221344245 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

10212221344245 is a deficient number, since it is larger than the sum of its proper divisors (6189355468299).

10212221344245 is a wasteful number, since it uses less digits than its factorization.

10212221344245 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 265153.

The product of its (nonzero) digits is 30720, while the sum is 33.

Adding to 10212221344245 its reverse (54244312221201), we get a palindrome (64456533565446).

The spelling of 10212221344245 in words is "ten trillion, two hundred twelve billion, two hundred twenty-one million, three hundred forty-four thousand, two hundred forty-five".