1101121030 has 16 divisors (see below), whose sum is σ = 1985548464. Its totient is φ = 439663840.

The previous prime is 1101121009. The next prime is 1101121033. The reversal of 1101121030 is 301211011.

It is a Harshad number since it is a multiple of its sum of digits (10).

It is a junction number, because it is equal to n+sod(n) for n = 1101120998 and 1101121016.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1101121033) 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 7 ways as a sum of consecutive naturals, for example, 92161 + ... + 103420.

It is an arithmetic number, because the mean of its divisors is an integer number (124096779).

Almost surely, 2^1101121030 is an apocalyptic number.

1101121030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1101121030 is a deficient number, since it is larger than the sum of its proper divisors (884427434).

1101121030 is a wasteful number, since it uses less digits than its factorization.

1101121030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 196151.

The product of its (nonzero) digits is 6, while the sum is 10.

The square root of 1101121030 is about 33183.1437630614. The cubic root of 1101121030 is about 1032.6306682099.

Adding to 1101121030 its reverse (301211011), we get a palindrome (1402332041).

It can be divided in two parts, 11011 and 21030, that added together give a square (32041 = 179²).

The spelling of 1101121030 in words is "one billion, one hundred one million, one hundred twenty-one thousand, thirty".