1202220121010 has 32 divisors (see below), whose sum is σ = 2170014941952. Its totient is φ = 479552290560.

The previous prime is 1202220121007. The next prime is 1202220121019. The reversal of 1202220121010 is 101210222021.

It is a super-2 number, since 2×1202220121010² (a number of 25 digits) contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1202220121019) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5470919 + ... + 5686421.

It is an arithmetic number, because the mean of its divisors is an integer number (67812966936).

Almost surely, 2^{1202220121010} is an apocalyptic number.

1202220121010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1202220121010 is a deficient number, since it is larger than the sum of its proper divisors (967794820942).

1202220121010 is a wasteful number, since it uses less digits than its factorization.

1202220121010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 217058.

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

Adding to 1202220121010 its reverse (101210222021), we get a palindrome (1303430343031).

The spelling of 1202220121010 in words is "one trillion, two hundred two billion, two hundred twenty million, one hundred twenty-one thousand, ten".