1101001022010 has 40 divisors (see below), whose sum is σ = 2960469416916. Its totient is φ = 293600272320.

The previous prime is 1101001021987. The next prime is 1101001022021. The reversal of 1101001022010 is 102201001011.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 1071355413969 + 29645608041 = 1035063^2 + 172179^2 .

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a junction number, because it is equal to n+sod(n) for n = 1101001021983 and 1101001022001.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 679629451 + ... + 679631070.

Almost surely, 2^{1101001022010} is an apocalyptic number.

1101001022010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1101001022010 is an abundant number, since it is smaller than the sum of its proper divisors (1859468394906).

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

1101001022010 is a wasteful number, since it uses less digits than its factorization.

1101001022010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1359260540 (or 1359260531 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 9.

Adding to 1101001022010 its reverse (102201001011), we get a palindrome (1203202023021).

The spelling of 1101001022010 in words is "one trillion, one hundred one billion, one million, twenty-two thousand, ten".