1202230220100 has 288 divisors, whose sum is σ = 4296655163136. Its totient is φ = 252740044800.

The previous prime is 1202230220057. The next prime is 1202230220131. The reversal of 1202230220100 is 10220322021.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 1202230220100.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 7482610 + ... + 7641590.

Almost surely, 2^{1202230220100} is an apocalyptic number.

1202230220100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1202230220100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2148327581568).

1202230220100 is an abundant number, since it is smaller than the sum of its proper divisors (3094424943036).

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

1202230220100 is a wasteful number, since it uses less digits than its factorization.

1202230220100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 159295 (or 159288 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 15.

Adding to 1202230220100 its reverse (10220322021), we get a palindrome (1212450542121).

The spelling of 1202230220100 in words is "one trillion, two hundred two billion, two hundred thirty million, two hundred twenty thousand, one hundred".