1101030621212 has 48 divisors (see below), whose sum is σ = 1979760182400. Its totient is φ = 535495033920.

The previous prime is 1101030621107. The next prime is 1101030621217. The reversal of 1101030621212 is 2121260301011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1101030621217) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 44079887 + ... + 44104857.

It is an arithmetic number, because the mean of its divisors is an integer number (41245003800).

Almost surely, 2^{1101030621212} is an apocalyptic number.

It is an amenable number.

1101030621212 is a deficient number, since it is larger than the sum of its proper divisors (878729561188).

1101030621212 is a wasteful number, since it uses less digits than its factorization.

1101030621212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26066 (or 26064 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 20.

Adding to 1101030621212 its reverse (2121260301011), we get a palindrome (3222290922223).

The spelling of 1101030621212 in words is "one trillion, one hundred one billion, thirty million, six hundred twenty-one thousand, two hundred twelve".