1220551053292 has 12 divisors (see below), whose sum is σ = 2172167129160. Its totient is φ = 599931873536.

The previous prime is 1220551053257. The next prime is 1220551053329. The reversal of 1220551053292 is 2923501550221.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2585913013 + ... + 2585913484.

It is an arithmetic number, because the mean of its divisors is an integer number (181013927430).

Almost surely, 2^{1220551053292} is an apocalyptic number.

It is an amenable number.

1220551053292 is a deficient number, since it is larger than the sum of its proper divisors (951616075868).

1220551053292 is a wasteful number, since it uses less digits than its factorization.

1220551053292 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5171826560 (or 5171826558 counting only the distinct ones).

The product of its (nonzero) digits is 54000, while the sum is 37.

The spelling of 1220551053292 in words is "one trillion, two hundred twenty billion, five hundred fifty-one million, fifty-three thousand, two hundred ninety-two".