1111001021022 has 16 divisors (see below), whose sum is σ = 2225373828480. Its totient is φ = 369771709272.

The previous prime is 1111001021017. The next prime is 1111001021027. The reversal of 1111001021022 is 2201201001111.

It is an interprime number because it is at equal distance from previous prime (1111001021017) and next prime (1111001021027).

It is a junction number, because it is equal to n+sod(n) for n = 1111001020989 and 1111001021007.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1111001021027) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 140486818 + ... + 140494725.

It is an arithmetic number, because the mean of its divisors is an integer number (139085864280).

Almost surely, 2^{1111001021022} is an apocalyptic number.

1111001021022 is an abundant number, since it is smaller than the sum of its proper divisors (1114372807458).

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

1111001021022 is a wasteful number, since it uses less digits than its factorization.

1111001021022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 280982207.

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 1111001021022 its reverse (2201201001111), we get a palindrome (3312202022133).

The spelling of 1111001021022 in words is "one trillion, one hundred eleven billion, one million, twenty-one thousand, twenty-two".