1121022102 has 16 divisors (see below), whose sum is σ = 2249699760. Its totient is φ = 372398112.

The previous prime is 1121022101. The next prime is 1121022107. The reversal of 1121022102 is 2012201211.

It is a super-3 number, since 3×1121022102³ (a number of 28 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1121022101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 317077 + ... + 320592.

It is an arithmetic number, because the mean of its divisors is an integer number (140606235).

Almost surely, 2^1121022102 is an apocalyptic number.

1121022102 is an abundant number, since it is smaller than the sum of its proper divisors (1128677658).

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

1121022102 is a wasteful number, since it uses less digits than its factorization.

1121022102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 637967.

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

The square root of 1121022102 is about 33481.6681484062. The cubic root of 1121022102 is about 1038.8146325709.

Adding to 1121022102 its reverse (2012201211), we get a palindrome (3133223313).

The spelling of 1121022102 in words is "one billion, one hundred twenty-one million, twenty-two thousand, one hundred two".