2220354355044 has 48 divisors (see below), whose sum is σ = 5921108009600. Its totient is φ = 634369487616.

The previous prime is 2220354355007. The next prime is 2220354355061. The reversal of 2220354355044 is 4405534530222.

It is a junction number, because it is equal to n+sod(n) for n = 2220354354993 and 2220354355011.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2874822 + ... + 3564450.

Almost surely, 2^{2220354355044} is an apocalyptic number.

It is an amenable number.

2220354355044 is an abundant number, since it is smaller than the sum of its proper divisors (3700753654556).

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

2220354355044 is a wasteful number, since it uses less digits than its factorization.

2220354355044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 727972 (or 727970 counting only the distinct ones).

The product of its (nonzero) digits is 576000, while the sum is 39.

Adding to 2220354355044 its reverse (4405534530222), we get a palindrome (6625888885266).

The spelling of 2220354355044 in words is "two trillion, two hundred twenty billion, three hundred fifty-four million, three hundred fifty-five thousand, forty-four".