1021244098 has 32 divisors (see below), whose sum is σ = 1837854720. Its totient is φ = 416368080.

The previous prime is 1021244093. The next prime is 1021244099. The reversal of 1021244098 is 8904421201.

It is a Harshad number since it is a multiple of its sum of digits (31).

It is not an unprimeable number, because it can be changed into a prime (1021244093) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5665 + ... + 45547.

It is an arithmetic number, because the mean of its divisors is an integer number (57432960).

Almost surely, 2^1021244098 is an apocalyptic number.

1021244098 is a deficient number, since it is larger than the sum of its proper divisors (816610622).

1021244098 is a wasteful number, since it uses less digits than its factorization.

1021244098 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39982.

The product of its (nonzero) digits is 4608, while the sum is 31.

The square root of 1021244098 is about 31956.9100195873. The cubic root of 1021244098 is about 1007.0318038360.

Adding to 1021244098 its reverse (8904421201), we get a palindrome (9925665299).

The spelling of 1021244098 in words is "one billion, twenty-one million, two hundred forty-four thousand, ninety-eight".