1101210121010 has 16 divisors (see below), whose sum is σ = 1982598166872. Its totient is φ = 440390726400.

The previous prime is 1101210121001. The next prime is 1101210121049. The reversal of 1101210121010 is 101210121011.

It can be written as a sum of positive squares in 4 ways, for example, as 1066958845969 + 34251275041 = 1032937^2 + 185071^2 .

It is a super-2 number, since 2×1101210121010² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1101210120982 and 1101210121000.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11615681 + ... + 11710100.

Almost surely, 2^{1101210121010} is an apocalyptic number.

1101210121010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1101210121010 is a deficient number, since it is larger than the sum of its proper divisors (881388045862).

1101210121010 is a wasteful number, since it uses less digits than its factorization.

1101210121010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23330509.

The product of its (nonzero) digits is 4, while the sum is 11.

Adding to 1101210121010 its reverse (101210121011), we get a palindrome (1202420242021).

Subtracting from 1101210121010 its reverse (101210121011), we obtain a palindrome (999999999999).

The spelling of 1101210121010 in words is "one trillion, one hundred one billion, two hundred ten million, one hundred twenty-one thousand, ten".