1065211570000 has 200 divisors, whose sum is σ = 2651911016832. Its totient is φ = 414115200000.

The previous prime is 1065211569949. The next prime is 1065211570051. The reversal of 1065211570000 is 751125601.

It is an interprime number because it is at equal distance from previous prime (1065211569949) and next prime (1065211570051).

It is a tau number, because it is divible by the number of its divisors (200).

It is a super-2 number, since 2×1065211570000² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 111105207 + ... + 111114793.

Almost surely, 2^{1065211570000} is an apocalyptic number.

1065211570000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1065211570000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1325955508416).

1065211570000 is an abundant number, since it is smaller than the sum of its proper divisors (1586699446832).

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

1065211570000 is an equidigital number, since it uses as much as digits as its factorization.

1065211570000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9927 (or 9906 counting only the distinct ones).

The product of its (nonzero) digits is 2100, while the sum is 28.

Adding to 1065211570000 its reverse (751125601), we get a palindrome (1065962695601).

The spelling of 1065211570000 in words is "one trillion, sixty-five billion, two hundred eleven million, five hundred seventy thousand".