1220024553102 has 36 divisors (see below), whose sum is σ = 2661009230880. Its totient is φ = 403981504200.

The previous prime is 1220024553091. The next prime is 1220024553113. The reversal of 1220024553102 is 2013554200221.

1220024553102 is a `hidden beast` number, since 1 + 2 + 2 + 0 + 0 + 2 + 4 + 553 + 102 = 666.

It is an interprime number because it is at equal distance from previous prime (1220024553091) and next prime (1220024553113).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 1075902 + ... + 1896737.

It is an arithmetic number, because the mean of its divisors is an integer number (73916923080).

Almost surely, 2^{1220024553102} is an apocalyptic number.

1220024553102 is an abundant number, since it is smaller than the sum of its proper divisors (1440984677778).

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

1220024553102 is a wasteful number, since it uses less digits than its factorization.

1220024553102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2972949 (or 2972795 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 27.

Adding to 1220024553102 its reverse (2013554200221), we get a palindrome (3233578753323).

The spelling of 1220024553102 in words is "one trillion, two hundred twenty billion, twenty-four million, five hundred fifty-three thousand, one hundred two".