2242145420220 has 96 divisors (see below), whose sum is σ = 6481610182656. Its totient is φ = 578521152000.

The previous prime is 2242145420209. The next prime is 2242145420257. The reversal of 2242145420220 is 220245412422.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 11342872 + ... + 11538848.

It is an arithmetic number, because the mean of its divisors is an integer number (67516772736).

Almost surely, 2^{2242145420220} is an apocalyptic number.

2242145420220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2242145420220 is an abundant number, since it is smaller than the sum of its proper divisors (4239464762436).

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

2242145420220 is a wasteful number, since it uses less digits than its factorization.

2242145420220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 202171 (or 202169 counting only the distinct ones).

The product of its (nonzero) digits is 20480, while the sum is 30.

The spelling of 2242145420220 in words is "two trillion, two hundred forty-two billion, one hundred forty-five million, four hundred twenty thousand, two hundred twenty".