1011121102 has 16 divisors (see below), whose sum is σ = 1548711072. Its totient is φ = 494985600.

The previous prime is 1011121093. The next prime is 1011121103. The reversal of 1011121102 is 2011211101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1011121103) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5274 + ... + 45277.

It is an arithmetic number, because the mean of its divisors is an integer number (96794442).

Almost surely, 2^1011121102 is an apocalyptic number.

1011121102 is a deficient number, since it is larger than the sum of its proper divisors (537589970).

1011121102 is a wasteful number, since it uses less digits than its factorization.

1011121102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50763.

The product of its (nonzero) digits is 4, while the sum is 10.

The square root of 1011121102 is about 31798.1304796367. The cubic root of 1011121102 is about 1003.6933761786.

Adding to 1011121102 its reverse (2011211101), we get a palindrome (3022332203).

It can be divided in two parts, 10111 and 21102, that added together give a palindrome (31213).

The spelling of 1011121102 in words is "one billion, eleven million, one hundred twenty-one thousand, one hundred two".