10220421244 has 24 divisors (see below), whose sum is σ = 19546052400. Its totient is φ = 4637470080.

The previous prime is 10220421227. The next prime is 10220421257. The reversal of 10220421244 is 44212402201.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 179079 + ... + 229150.

It is an arithmetic number, because the mean of its divisors is an integer number (814418850).

Almost surely, 2^10220421244 is an apocalyptic number.

It is an amenable number.

10220421244 is a deficient number, since it is larger than the sum of its proper divisors (9325631156).

10220421244 is a wasteful number, since it uses less digits than its factorization.

10220421244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 408813 (or 408811 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 22.

Adding to 10220421244 its reverse (44212402201), we get a palindrome (54432823445).

The spelling of 10220421244 in words is "ten billion, two hundred twenty million, four hundred twenty-one thousand, two hundred forty-four".