1210100201101 has 32 divisors (see below), whose sum is σ = 1337353459200. Its totient is φ = 1085827654080.

The previous prime is 1210100201047. The next prime is 1210100201119. The reversal of 1210100201101 is 1011020010121.

It is a cyclic number.

It is not a de Polignac number, because 1210100201101 - 2³⁷ = 1072661247629 is a prime.

It is a super-2 number, since 2×1210100201101² (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 (1210100201801) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 451023706 + ... + 451026388.

It is an arithmetic number, because the mean of its divisors is an integer number (41792295600).

Almost surely, 2^{1210100201101} is an apocalyptic number.

1210100201101 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1210100201101 is a deficient number, since it is larger than the sum of its proper divisors (127253258099).

1210100201101 is a wasteful number, since it uses less digits than its factorization.

1210100201101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4489.

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

Adding to 1210100201101 its reverse (1011020010121), we get a palindrome (2221120211222).

The spelling of 1210100201101 in words is "one trillion, two hundred ten billion, one hundred million, two hundred one thousand, one hundred one".