1011121211110 has 32 divisors (see below), whose sum is σ = 1862573755680. Its totient is φ = 394994009088.

The previous prime is 1011121211081. The next prime is 1011121211119. The reversal of 1011121211110 is 111121211101.

It is a super-2 number, since 2×1011121211110² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1011121211119) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3451036 + ... + 3732544.

It is an arithmetic number, because the mean of its divisors is an integer number (58205429865).

Almost surely, 2^{1011121211110} is an apocalyptic number.

1011121211110 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1011121211110 is a deficient number, since it is larger than the sum of its proper divisors (851452544570).

1011121211110 is a wasteful number, since it uses less digits than its factorization.

1011121211110 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 289912.

The product of its (nonzero) digits is 4, while the sum is 13.

Adding to 1011121211110 its reverse (111121211101), we get a palindrome (1122242422211).

Subtracting from 1011121211110 its reverse (111121211101), we obtain a palindrome (900000000009).

It can be divided in two parts, 1011 and 121211110, that added together give a palindrome (121212121).

The spelling of 1011121211110 in words is "one trillion, eleven billion, one hundred twenty-one million, two hundred eleven thousand, one hundred ten".