1021341200334 has 256 divisors, whose sum is σ = 2637276364800. Its totient is φ = 261874408320.

The previous prime is 1021341200333. The next prime is 1021341200351. The reversal of 1021341200334 is 4330021431201.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1021341200333) by changing a digit.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 261143839 + ... + 261147749.

It is an arithmetic number, because the mean of its divisors is an integer number (10301860800).

Almost surely, 2^{1021341200334} is an apocalyptic number.

1021341200334 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 1021341200334, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1318638182400).

1021341200334 is an abundant number, since it is smaller than the sum of its proper divisors (1615935164466).

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

1021341200334 is a wasteful number, since it uses less digits than its factorization.

1021341200334 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4220 (or 4206 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 24.

Adding to 1021341200334 its reverse (4330021431201), we get a palindrome (5351362631535).

The spelling of 1021341200334 in words is "one trillion, twenty-one billion, three hundred forty-one million, two hundred thousand, three hundred thirty-four".