1020012121202 has 8 divisors (see below), whose sum is σ = 1549385500800. Its totient is φ = 503550287604.

The previous prime is 1020012121189. The next prime is 1020012121207. The reversal of 1020012121202 is 2021212100201.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (1020012121207) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3227886302 + ... + 3227886617.

It is an arithmetic number, because the mean of its divisors is an integer number (193673187600).

Almost surely, 2^{1020012121202} is an apocalyptic number.

1020012121202 is a deficient number, since it is larger than the sum of its proper divisors (529373379598).

1020012121202 is an equidigital number, since it uses as much as digits as its factorization.

1020012121202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6455773000.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 1020012121202 its reverse (2021212100201), we get a palindrome (3041224221403).

The spelling of 1020012121202 in words is "one trillion, twenty billion, twelve million, one hundred twenty-one thousand, two hundred two".