1202110110100 has 18 divisors (see below), whose sum is σ = 2608578939134. Its totient is φ = 480844044000.

The previous prime is 1202110110079. The next prime is 1202110110107. The reversal of 1202110110100 is 10110112021.

It can be written as a sum of positive squares in 3 ways, for example, as 420944035204 + 781166074896 = 648802^2 + 883836^2 .

It is a super-3 number, since 3×1202110110100³ (a number of 37 digits) contains 333 as substring.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1202110110107) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 6010550451 + ... + 6010550650.

Almost surely, 2^{1202110110100} is an apocalyptic number.

1202110110100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1202110110100 is an abundant number, since it is smaller than the sum of its proper divisors (1406468829034).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1202110110100 is a wasteful number, since it uses less digits than its factorization.

1202110110100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12021101115 (or 12021101108 counting only the distinct ones).

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

Adding to 1202110110100 its reverse (10110112021), we get a palindrome (1212220222121).

The spelling of 1202110110100 in words is "one trillion, two hundred two billion, one hundred ten million, one hundred ten thousand, one hundred".