2002222031501 has 2 divisors, whose sum is σ = 2002222031502. Its totient is φ = 2002222031500.

The previous prime is 2002222031497. The next prime is 2002222031507. The reversal of 2002222031501 is 1051302222002.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1345391208100 + 656830823401 = 1159910^2 + 810451^2 .

It is a cyclic number.

It is not a de Polignac number, because 2002222031501 - 2² = 2002222031497 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2002222031507) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1001111015750 + 1001111015751.

It is an arithmetic number, because the mean of its divisors is an integer number (1001111015751).

Almost surely, 2^{2002222031501} is an apocalyptic number.

It is an amenable number.

2002222031501 is a deficient number, since it is larger than the sum of its proper divisors (1).

2002222031501 is an equidigital number, since it uses as much as digits as its factorization.

2002222031501 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 480, while the sum is 20.

Adding to 2002222031501 its reverse (1051302222002), we get a palindrome (3053524253503).

The spelling of 2002222031501 in words is "two trillion, two billion, two hundred twenty-two million, thirty-one thousand, five hundred one".