1200120030210 has 32 divisors (see below), whose sum is σ = 2884185673920. Its totient is φ = 319598941248.

The previous prime is 1200120030157. The next prime is 1200120030257. The reversal of 1200120030210 is 120300210021.

It is a super-2 number, since 2×1200120030210² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 27044137 + ... + 27088476.

It is an arithmetic number, because the mean of its divisors is an integer number (90130802310).

Almost surely, 2^{1200120030210} is an apocalyptic number.

1200120030210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1200120030210 is an abundant number, since it is smaller than the sum of its proper divisors (1684065643710).

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

1200120030210 is a wasteful number, since it uses less digits than its factorization.

1200120030210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54133362.

The product of its (nonzero) digits is 24, while the sum is 12.

Adding to 1200120030210 its reverse (120300210021), we get a palindrome (1320420240231).

The spelling of 1200120030210 in words is "one trillion, two hundred billion, one hundred twenty million, thirty thousand, two hundred ten".