1154220413210 has 16 divisors (see below), whose sum is σ = 2077621144992. Its totient is φ = 461682742800.

The previous prime is 1154220413197. The next prime is 1154220413287. The reversal of 1154220413210 is 123140224511.

It is a happy number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 1154220413210.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 280745 + ... + 1545075.

It is an arithmetic number, because the mean of its divisors is an integer number (129851321562).

Almost surely, 2^{1154220413210} is an apocalyptic number.

1154220413210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1154220413210 is a deficient number, since it is larger than the sum of its proper divisors (923400731782).

1154220413210 is a wasteful number, since it uses less digits than its factorization.

1154220413210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1355629.

The product of its (nonzero) digits is 1920, while the sum is 26.

Adding to 1154220413210 its reverse (123140224511), we get a palindrome (1277360637721).

The spelling of 1154220413210 in words is "one trillion, one hundred fifty-four billion, two hundred twenty million, four hundred thirteen thousand, two hundred ten".