1212020010204 has 24 divisors (see below), whose sum is σ = 2919274003968. Its totient is φ = 390974196720.

The previous prime is 1212020010203. The next prime is 1212020010239. The reversal of 1212020010204 is 4020100202121.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1212020010203) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1629058782 + ... + 1629059525.

It is an arithmetic number, because the mean of its divisors is an integer number (121636416832).

Almost surely, 2^{1212020010204} is an apocalyptic number.

It is an amenable number.

1212020010204 is an abundant number, since it is smaller than the sum of its proper divisors (1707253993764).

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

1212020010204 is a wasteful number, since it uses less digits than its factorization.

1212020010204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3258118345 (or 3258118343 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 1212020010204 its reverse (4020100202121), we get a palindrome (5232120212325).

The spelling of 1212020010204 in words is "one trillion, two hundred twelve billion, twenty million, ten thousand, two hundred four".