1001100212022 has 64 divisors (see below), whose sum is σ = 2173054661568. Its totient is φ = 306216960000.

The previous prime is 1001100212009. The next prime is 1001100212027. The reversal of 1001100212022 is 2202120011001.

It is a junction number, because it is equal to n+sod(n) for n = 1001100211989 and 1001100212007.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1001100212027) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6620622 + ... + 6770142.

It is an arithmetic number, because the mean of its divisors is an integer number (33953979087).

Almost surely, 2^{1001100212022} is an apocalyptic number.

1001100212022 is an abundant number, since it is smaller than the sum of its proper divisors (1171954449546).

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

1001100212022 is a wasteful number, since it uses less digits than its factorization.

1001100212022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 151185.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 1001100212022 its reverse (2202120011001), we get a palindrome (3203220223023).

The spelling of 1001100212022 in words is "one trillion, one billion, one hundred million, two hundred twelve thousand, twenty-two".