1101302321020 has 96 divisors (see below), whose sum is σ = 2587932027072. Its totient is φ = 390190080000.

The previous prime is 1101302321003. The next prime is 1101302321069. The reversal of 1101302321020 is 201232031011.

It is a super-3 number, since 3×1101302321020³ (a number of 37 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1101302320985 and 1101302321003.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6784000 + ... + 6944440.

It is an arithmetic number, because the mean of its divisors is an integer number (26957625282).

Almost surely, 2^{1101302321020} is an apocalyptic number.

1101302321020 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 1101302321020, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1293966013536).

1101302321020 is an abundant number, since it is smaller than the sum of its proper divisors (1486629706052).

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

1101302321020 is a wasteful number, since it uses less digits than its factorization.

1101302321020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 161263 (or 161261 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 16.

Adding to 1101302321020 its reverse (201232031011), we get a palindrome (1302534352031).

The spelling of 1101302321020 in words is "one trillion, one hundred one billion, three hundred two million, three hundred twenty-one thousand, twenty".