1220154152110 has 16 divisors (see below), whose sum is σ = 2216426810400. Its totient is φ = 483584030496.

The previous prime is 1220154152083. The next prime is 1220154152111. The reversal of 1220154152110 is 112514510221.

It is a super-2 number, since 2×1220154152110² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1220154152111) 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, 559702650 + ... + 559704829.

It is an arithmetic number, because the mean of its divisors is an integer number (138526675650).

Almost surely, 2^{1220154152110} is an apocalyptic number.

1220154152110 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1220154152110 is a deficient number, since it is larger than the sum of its proper divisors (996272658290).

1220154152110 is a wasteful number, since it uses less digits than its factorization.

1220154152110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1119407595.

The product of its (nonzero) digits is 800, while the sum is 25.

Adding to 1220154152110 its reverse (112514510221), we get a palindrome (1332668662331).

The spelling of 1220154152110 in words is "one trillion, two hundred twenty billion, one hundred fifty-four million, one hundred fifty-two thousand, one hundred ten".