1201120030000 has 200 divisors, whose sum is σ = 3310335553536. Its totient is φ = 417780000000.

The previous prime is 1201120029997. The next prime is 1201120030037. The reversal of 1201120030000 is 300211021.

It is a tau number, because it is divible by the number of its divisors (200).

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

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 2292625 + ... + 2767375.

Almost surely, 2^{1201120030000} is an apocalyptic number.

1201120030000 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 1201120030000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1655167776768).

1201120030000 is an abundant number, since it is smaller than the sum of its proper divisors (2109215523536).

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

1201120030000 is a wasteful number, since it uses less digits than its factorization.

1201120030000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 474813 (or 474792 counting only the distinct ones).

The product of its (nonzero) digits is 12, while the sum is 10.

Adding to 1201120030000 its reverse (300211021), we get a palindrome (1201420241021).

The spelling of 1201120030000 in words is "one trillion, two hundred one billion, one hundred twenty million, thirty thousand".