1202122120010 has 24 divisors (see below), whose sum is σ = 2517096521700. Its totient is φ = 412156155264.

The previous prime is 1202122120007. The next prime is 1202122120081. The reversal of 1202122120010 is 100212212021.

It can be written as a sum of positive squares in 2 ways, for example, as 1009568781529 + 192553338481 = 1004773^2 + 438809^2 .

It is a Harshad number since it is a multiple of its sum of digits (14).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1226654735 + ... + 1226655714.

Almost surely, 2^{1202122120010} is an apocalyptic number.

1202122120010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1202122120010 is an abundant number, since it is smaller than the sum of its proper divisors (1314974401690).

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

1202122120010 is a wasteful number, since it uses less digits than its factorization.

1202122120010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2453310470 (or 2453310463 counting only the distinct ones).

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

Adding to 1202122120010 its reverse (100212212021), we get a palindrome (1302334332031).

The spelling of 1202122120010 in words is "one trillion, two hundred two billion, one hundred twenty-two million, one hundred twenty thousand, ten".